From d0a3bddc760e876c9312829ab46534a54b2e88ae Mon Sep 17 00:00:00 2001
From: GitHub Actions <actions@github.com>
Date: Tue, 17 Dec 2024 00:39:48 +0000
Subject: [PATCH] site deploy

Auto-generated via `{sandpaper}`
Source  : fd8a564e30af272e1d77677c6055a9d844535720
Branch  : md-outputs
Author  : GitHub Actions <actions@github.com>
Time    : 2024-06-25 05:52:28 +0000
Message : markdown source builds

Auto-generated via {sandpaper}
Source  : 970a2df139787a2d8659ef2f401ff7e0e97d4ef0
Branch  : main
Author  : Jason Bell <j.bell@cqu.edu.au>
Time    : 2024-06-25 05:51:27 +0000
Message : Jason Bell - editoral changes to setup instructions
---
 01-introduction.html                    |  4 +-
 02-image-data.html                      |  2 +-
 03-build-cnn.html                       | 22 +++++-----
 04-fit-cnn.html                         | 20 ++++-----
 05-evaluate-predict-cnn.html            | 16 +++----
 06-share-cnn-next-steps.html            |  2 +-
 404.html                                |  4 +-
 CODE_OF_CONDUCT.html                    |  2 +-
 LICENSE.html                            |  2 +-
 aio.html                                | 58 ++++++++++++-------------
 images.html                             |  4 +-
 index.html                              |  4 +-
 instructor-notes.html                   |  4 +-
 instructor/01-introduction.html         |  4 +-
 instructor/02-image-data.html           |  2 +-
 instructor/03-build-cnn.html            | 22 +++++-----
 instructor/04-fit-cnn.html              | 20 ++++-----
 instructor/05-evaluate-predict-cnn.html | 16 +++----
 instructor/06-share-cnn-next-steps.html |  2 +-
 instructor/404.html                     |  4 +-
 instructor/CODE_OF_CONDUCT.html         |  2 +-
 instructor/LICENSE.html                 |  2 +-
 instructor/aio.html                     | 58 ++++++++++++-------------
 instructor/images.html                  |  4 +-
 instructor/index.html                   |  4 +-
 instructor/instructor-notes.html        |  4 +-
 instructor/key-points.html              |  4 +-
 instructor/profiles.html                |  4 +-
 instructor/reference.html               |  2 +-
 key-points.html                         |  4 +-
 pkgdown.yml                             |  2 +-
 profiles.html                           |  4 +-
 reference.html                          |  2 +-
 33 files changed, 155 insertions(+), 155 deletions(-)

diff --git a/01-introduction.html b/01-introduction.html
index 01339db..53733c9 100644
--- a/01-introduction.html
+++ b/01-introduction.html
@@ -565,7 +565,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Output
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -949,7 +949,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/01-introduction.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/02-image-data.html b/02-image-data.html
index 558dede..2356f31 100644
--- a/02-image-data.html
+++ b/02-image-data.html
@@ -1161,7 +1161,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/02-image-data.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/03-build-cnn.html b/03-build-cnn.html
index 9ce4c54..df1ee77 100644
--- a/03-build-cnn.html
+++ b/03-build-cnn.html
@@ -488,7 +488,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -606,7 +606,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -691,7 +691,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -744,7 +744,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -792,7 +792,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -809,7 +809,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> What does Flatten mean exactly? </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>A flatten layer function is typically used to transform the
 two-dimensional arrays (matrices) generated by the convolutional and
@@ -882,7 +882,7 @@ <h3 class="callout-title">CHALLENGE Using the four layer types above, create a h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -951,7 +951,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1020,7 +1020,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8"> Show me the solution </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1109,7 +1109,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Explain the summary output </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
 <div class="accordion-body">
 <p>The Model.summary() output has three columns:</p>
 <ol style="list-style-type: decimal"><li>Layer (type) lists the name and type of each layer.  
@@ -1290,7 +1290,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/03-build-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/04-fit-cnn.html b/04-fit-cnn.html
index e9ea6cf..f2570d8 100644
--- a/04-fit-cnn.html
+++ b/04-fit-cnn.html
@@ -471,7 +471,7 @@ <h4 id="optimizer">Optimizer<a class="anchor" aria-label="anchor" href="#optimiz
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Learning Rate </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p><strong>Learning rate</strong> is a hyperparameter that determines
@@ -582,7 +582,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -699,7 +699,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -719,7 +719,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Batch size </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>The choice of batch size can have various implications, and there are
@@ -819,7 +819,7 @@ <h3 class="callout-title">CHALLENGE Inspect the Training Curve</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>Key things to look for for:  
 <ul><li>Loss
@@ -873,7 +873,7 @@ <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler3" aria-expanded="false" aria-controls="collapseSpoiler3">
   <h3 class="accordion-header" id="headingSpoiler3">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: What is underfitting? </h3>
 </button>
-<div id="collapseSpoiler3" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler3" aria-labelledby="headingSpoiler3">
+<div id="collapseSpoiler3" class="accordion-collapse collapse" aria-labelledby="headingSpoiler3" data-bs-parent="#accordionSpoiler3">
 <div class="accordion-body">
 <p>Underfitting occurs when the model is too simple or lacks the
 capacity to capture the underlying patterns and relationships present in
@@ -975,7 +975,7 @@ <h3 class="callout-title">CHALLENGE Create a function that defines a CNN with Dr
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1039,7 +1039,7 @@ <h3 class="callout-title">CHALLENGE Does adding Dropout improve our model?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb14">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1094,7 +1094,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler4" aria-expanded="false" aria-controls="collapseSpoiler4">
   <h3 class="accordion-header" id="headingSpoiler4">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Regularization techniques </h3>
 </button>
-<div id="collapseSpoiler4" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler4" aria-labelledby="headingSpoiler4">
+<div id="collapseSpoiler4" class="accordion-collapse collapse" aria-labelledby="headingSpoiler4" data-bs-parent="#accordionSpoiler4">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Regularization methods introduce constraints or penalties to the
@@ -1239,7 +1239,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/04-fit-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-20",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/05-evaluate-predict-cnn.html b/05-evaluate-predict-cnn.html
index c4e9515..8503eec 100644
--- a/05-evaluate-predict-cnn.html
+++ b/05-evaluate-predict-cnn.html
@@ -422,7 +422,7 @@ <h3 class="callout-title">CHALLENGE How big should our test data set be?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>It depends! Recall in an <a href="02-image-data.html">Episode 02
 Introduction to Image Data</a> Callout we talked about the different
@@ -478,7 +478,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -648,7 +648,7 @@ <h3 class="callout-title">CHALLENGE Confusion Matrix</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>A1. The confusion matrix illustrates that the predictions are not bad
 but can be improved.</p>
@@ -725,7 +725,7 @@ <h3 class="code-label">SH<i aria-hidden="true" data-feather="chevron-left"></i><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>A1. Varying the dropout rate</p>
 <p>The code below instantiates and trains a model with varying dropout
@@ -858,7 +858,7 @@ <h3 class="callout-title">CHALLENGE Tune Optimizer using Grid Search</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1016,7 +1016,7 @@ <h3 class="callout-title">CHALLENGE Tune Activation Function using For Loop</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>The code below serves as a practical means for exploring activation
 performance on an image dataset.</p>
@@ -1121,7 +1121,7 @@ <h3 class="callout-title">CHALLENGE What could be next steps to further improve
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>This is an open question.</p>
 <p>Regarding the model architecture:</p>
@@ -1227,7 +1227,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/05-evaluate-predict-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-24",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/06-share-cnn-next-steps.html b/06-share-cnn-next-steps.html
index ff1ff5c..4484073 100644
--- a/06-share-cnn-next-steps.html
+++ b/06-share-cnn-next-steps.html
@@ -639,7 +639,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/06-share-cnn-next-steps.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-11",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index b15d452..30bb905 100644
--- a/404.html
+++ b/404.html
@@ -376,8 +376,8 @@ <h1>Page not found</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/404.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/404.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index 03cffc6..e9414ae 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -399,7 +399,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/CODE_OF_CONDUCT.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-08-22",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 5c85e80..fa3ba50 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -447,7 +447,7 @@ <h1>Licenses</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/LICENSE.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-08-22",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 9b56d41..18ca7fc 100644
--- a/aio.html
+++ b/aio.html
@@ -619,7 +619,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Output
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1998,7 +1998,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2123,7 +2123,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2216,7 +2216,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2273,7 +2273,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2323,7 +2323,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2340,7 +2340,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> What does Flatten mean exactly? </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>A flatten layer function is typically used to transform the
 two-dimensional arrays (matrices) generated by the convolutional and
@@ -2415,7 +2415,7 @@ <h3 class="callout-title">CHALLENGE Using the four layer types above, create a h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2485,7 +2485,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2556,7 +2556,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8"> Show me the solution </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2645,7 +2645,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Explain the summary output </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
 <div class="accordion-body">
 <p>The Model.summary() output has three columns:</p>
 <ol style="list-style-type: decimal">
@@ -2936,7 +2936,7 @@ <h4 id="optimizer">Optimizer<a class="anchor" aria-label="anchor" href="#optimiz
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Learning Rate </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p><strong>Learning rate</strong> is a hyperparameter that determines
@@ -3049,7 +3049,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3173,7 +3173,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3193,7 +3193,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Batch size </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>The choice of batch size can have various implications, and there are
@@ -3298,7 +3298,7 @@ <h3 class="callout-title">CHALLENGE Inspect the Training Curve</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>Key things to look for for:  
@@ -3365,7 +3365,7 @@ <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler3" aria-expanded="false" aria-controls="collapseSpoiler3">
   <h3 class="accordion-header" id="headingSpoiler3">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: What is underfitting? </h3>
 </button>
-<div id="collapseSpoiler3" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler3" aria-labelledby="headingSpoiler3">
+<div id="collapseSpoiler3" class="accordion-collapse collapse" aria-labelledby="headingSpoiler3" data-bs-parent="#accordionSpoiler3">
 <div class="accordion-body">
 <p>Underfitting occurs when the model is too simple or lacks the
 capacity to capture the underlying patterns and relationships present in
@@ -3477,7 +3477,7 @@ <h3 class="callout-title">CHALLENGE Create a function that defines a CNN with Dr
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3543,7 +3543,7 @@ <h3 class="callout-title">CHALLENGE Does adding Dropout improve our model?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb14">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3598,7 +3598,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler4" aria-expanded="false" aria-controls="collapseSpoiler4">
   <h3 class="accordion-header" id="headingSpoiler4">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Regularization techniques </h3>
 </button>
-<div id="collapseSpoiler4" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler4" aria-labelledby="headingSpoiler4">
+<div id="collapseSpoiler4" class="accordion-collapse collapse" aria-labelledby="headingSpoiler4" data-bs-parent="#accordionSpoiler4">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Regularization methods introduce constraints or penalties to the
@@ -3799,7 +3799,7 @@ <h3 class="callout-title">CHALLENGE How big should our test data set be?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>It depends! Recall in an <a href="02-image-data.html">Episode 02
 Introduction to Image Data</a> Callout we talked about the different
@@ -3858,7 +3858,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4032,7 +4032,7 @@ <h3 class="callout-title">CHALLENGE Confusion Matrix</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>A1. The confusion matrix illustrates that the predictions are not bad
 but can be improved.</p>
@@ -4123,7 +4123,7 @@ <h3 class="code-label">SH<i aria-hidden="true" data-feather="chevron-left"></i><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>A1. Varying the dropout rate</p>
 <p>The code below instantiates and trains a model with varying dropout
@@ -4259,7 +4259,7 @@ <h3 class="callout-title">CHALLENGE Tune Optimizer using Grid Search</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4442,7 +4442,7 @@ <h3 class="callout-title">CHALLENGE Tune Activation Function using For Loop</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>The code below serves as a practical means for exploring activation
 performance on an image dataset.</p>
@@ -4549,7 +4549,7 @@ <h3 class="callout-title">CHALLENGE What could be next steps to further improve
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>This is an open question.</p>
 <p>Regarding the model architecture:</p>
@@ -4934,8 +4934,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://erinmgraham.github.io/icwithcnn/aio.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/aio.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index 2c9783a..db989d1 100644
--- a/images.html
+++ b/images.html
@@ -503,8 +503,8 @@ <h3 id="05-evaluate-predict-cnn-figure-4">Figure 4</h3>
   "url": "https://erinmgraham.github.io/icwithcnn/images.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/images.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index be9e357..204a868 100644
--- a/index.html
+++ b/index.html
@@ -835,8 +835,8 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
   "url": "https://erinmgraham.github.io/icwithcnn/index.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/index.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index 9c27468..7c50517 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -422,8 +422,8 @@ <h1>Instructor Notes</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor-notes.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor-notes.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/01-introduction.html b/instructor/01-introduction.html
index a54f13a..f7be3f7 100644
--- a/instructor/01-introduction.html
+++ b/instructor/01-introduction.html
@@ -567,7 +567,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Output
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -951,7 +951,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/01-introduction.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/02-image-data.html b/instructor/02-image-data.html
index 5a1b346..e7b8f27 100644
--- a/instructor/02-image-data.html
+++ b/instructor/02-image-data.html
@@ -1163,7 +1163,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/02-image-data.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/03-build-cnn.html b/instructor/03-build-cnn.html
index ce3278a..167af4a 100644
--- a/instructor/03-build-cnn.html
+++ b/instructor/03-build-cnn.html
@@ -490,7 +490,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -608,7 +608,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -693,7 +693,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -746,7 +746,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -794,7 +794,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -811,7 +811,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> What does Flatten mean exactly? </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>A flatten layer function is typically used to transform the
 two-dimensional arrays (matrices) generated by the convolutional and
@@ -884,7 +884,7 @@ <h3 class="callout-title">CHALLENGE Using the four layer types above, create a h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -953,7 +953,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1022,7 +1022,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8"> Show me the solution </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1111,7 +1111,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Explain the summary output </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
 <div class="accordion-body">
 <p>The Model.summary() output has three columns:</p>
 <ol style="list-style-type: decimal"><li>Layer (type) lists the name and type of each layer.  
@@ -1292,7 +1292,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/03-build-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/04-fit-cnn.html b/instructor/04-fit-cnn.html
index ea2a32b..4d3a944 100644
--- a/instructor/04-fit-cnn.html
+++ b/instructor/04-fit-cnn.html
@@ -473,7 +473,7 @@ <h4 id="optimizer">Optimizer<a class="anchor" aria-label="anchor" href="#optimiz
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Learning Rate </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p><strong>Learning rate</strong> is a hyperparameter that determines
@@ -584,7 +584,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -701,7 +701,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -721,7 +721,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Batch size </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>The choice of batch size can have various implications, and there are
@@ -821,7 +821,7 @@ <h3 class="callout-title">CHALLENGE Inspect the Training Curve</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>Key things to look for for:  
 <ul><li>Loss
@@ -875,7 +875,7 @@ <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler3" aria-expanded="false" aria-controls="collapseSpoiler3">
   <h3 class="accordion-header" id="headingSpoiler3">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: What is underfitting? </h3>
 </button>
-<div id="collapseSpoiler3" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler3" aria-labelledby="headingSpoiler3">
+<div id="collapseSpoiler3" class="accordion-collapse collapse" aria-labelledby="headingSpoiler3" data-bs-parent="#accordionSpoiler3">
 <div class="accordion-body">
 <p>Underfitting occurs when the model is too simple or lacks the
 capacity to capture the underlying patterns and relationships present in
@@ -977,7 +977,7 @@ <h3 class="callout-title">CHALLENGE Create a function that defines a CNN with Dr
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1041,7 +1041,7 @@ <h3 class="callout-title">CHALLENGE Does adding Dropout improve our model?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb14">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1096,7 +1096,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler4" aria-expanded="false" aria-controls="collapseSpoiler4">
   <h3 class="accordion-header" id="headingSpoiler4">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Regularization techniques </h3>
 </button>
-<div id="collapseSpoiler4" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler4" aria-labelledby="headingSpoiler4">
+<div id="collapseSpoiler4" class="accordion-collapse collapse" aria-labelledby="headingSpoiler4" data-bs-parent="#accordionSpoiler4">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Regularization methods introduce constraints or penalties to the
@@ -1241,7 +1241,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/04-fit-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-20",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/05-evaluate-predict-cnn.html b/instructor/05-evaluate-predict-cnn.html
index 2df7fd3..4d94ef9 100644
--- a/instructor/05-evaluate-predict-cnn.html
+++ b/instructor/05-evaluate-predict-cnn.html
@@ -424,7 +424,7 @@ <h3 class="callout-title">CHALLENGE How big should our test data set be?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>It depends! Recall in an <a href="02-image-data.html">Episode 02
 Introduction to Image Data</a> Callout we talked about the different
@@ -480,7 +480,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -650,7 +650,7 @@ <h3 class="callout-title">CHALLENGE Confusion Matrix</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>A1. The confusion matrix illustrates that the predictions are not bad
 but can be improved.</p>
@@ -727,7 +727,7 @@ <h3 class="code-label">SH<i aria-hidden="true" data-feather="chevron-left"></i><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>A1. Varying the dropout rate</p>
 <p>The code below instantiates and trains a model with varying dropout
@@ -860,7 +860,7 @@ <h3 class="callout-title">CHALLENGE Tune Optimizer using Grid Search</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1018,7 +1018,7 @@ <h3 class="callout-title">CHALLENGE Tune Activation Function using For Loop</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>The code below serves as a practical means for exploring activation
 performance on an image dataset.</p>
@@ -1123,7 +1123,7 @@ <h3 class="callout-title">CHALLENGE What could be next steps to further improve
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>This is an open question.</p>
 <p>Regarding the model architecture:</p>
@@ -1229,7 +1229,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/05-evaluate-predict-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-24",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/06-share-cnn-next-steps.html b/instructor/06-share-cnn-next-steps.html
index 1e3ad73..927715d 100644
--- a/instructor/06-share-cnn-next-steps.html
+++ b/instructor/06-share-cnn-next-steps.html
@@ -641,7 +641,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/06-share-cnn-next-steps.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-11",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index 32df631..8a18144 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -376,8 +376,8 @@ <h1>Page not found</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/404.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/404.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 4b49c21..68c0251 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -401,7 +401,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-08-22",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index 8a375c7..ba7a6df 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -449,7 +449,7 @@ <h1>Licenses</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/LICENSE.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-08-22",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index f9373c5..005d6d6 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -622,7 +622,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Output
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2003,7 +2003,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2128,7 +2128,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2221,7 +2221,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2278,7 +2278,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2328,7 +2328,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2345,7 +2345,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> What does Flatten mean exactly? </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>A flatten layer function is typically used to transform the
 two-dimensional arrays (matrices) generated by the convolutional and
@@ -2420,7 +2420,7 @@ <h3 class="callout-title">CHALLENGE Using the four layer types above, create a h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2490,7 +2490,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2561,7 +2561,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8"> Show me the solution </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2650,7 +2650,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Explain the summary output </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
 <div class="accordion-body">
 <p>The Model.summary() output has three columns:</p>
 <ol style="list-style-type: decimal">
@@ -2942,7 +2942,7 @@ <h4 id="optimizer">Optimizer<a class="anchor" aria-label="anchor" href="#optimiz
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Learning Rate </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p><strong>Learning rate</strong> is a hyperparameter that determines
@@ -3055,7 +3055,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3179,7 +3179,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3199,7 +3199,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Batch size </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>The choice of batch size can have various implications, and there are
@@ -3304,7 +3304,7 @@ <h3 class="callout-title">CHALLENGE Inspect the Training Curve</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>Key things to look for for:  
@@ -3371,7 +3371,7 @@ <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler3" aria-expanded="false" aria-controls="collapseSpoiler3">
   <h3 class="accordion-header" id="headingSpoiler3">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: What is underfitting? </h3>
 </button>
-<div id="collapseSpoiler3" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler3" aria-labelledby="headingSpoiler3">
+<div id="collapseSpoiler3" class="accordion-collapse collapse" aria-labelledby="headingSpoiler3" data-bs-parent="#accordionSpoiler3">
 <div class="accordion-body">
 <p>Underfitting occurs when the model is too simple or lacks the
 capacity to capture the underlying patterns and relationships present in
@@ -3483,7 +3483,7 @@ <h3 class="callout-title">CHALLENGE Create a function that defines a CNN with Dr
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3549,7 +3549,7 @@ <h3 class="callout-title">CHALLENGE Does adding Dropout improve our model?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb14">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3604,7 +3604,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler4" aria-expanded="false" aria-controls="collapseSpoiler4">
   <h3 class="accordion-header" id="headingSpoiler4">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Regularization techniques </h3>
 </button>
-<div id="collapseSpoiler4" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler4" aria-labelledby="headingSpoiler4">
+<div id="collapseSpoiler4" class="accordion-collapse collapse" aria-labelledby="headingSpoiler4" data-bs-parent="#accordionSpoiler4">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Regularization methods introduce constraints or penalties to the
@@ -3806,7 +3806,7 @@ <h3 class="callout-title">CHALLENGE How big should our test data set be?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>It depends! Recall in an <a href="02-image-data.html">Episode 02
 Introduction to Image Data</a> Callout we talked about the different
@@ -3865,7 +3865,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4039,7 +4039,7 @@ <h3 class="callout-title">CHALLENGE Confusion Matrix</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>A1. The confusion matrix illustrates that the predictions are not bad
 but can be improved.</p>
@@ -4130,7 +4130,7 @@ <h3 class="code-label">SH<i aria-hidden="true" data-feather="chevron-left"></i><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>A1. Varying the dropout rate</p>
 <p>The code below instantiates and trains a model with varying dropout
@@ -4266,7 +4266,7 @@ <h3 class="callout-title">CHALLENGE Tune Optimizer using Grid Search</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4449,7 +4449,7 @@ <h3 class="callout-title">CHALLENGE Tune Activation Function using For Loop</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>The code below serves as a practical means for exploring activation
 performance on an image dataset.</p>
@@ -4556,7 +4556,7 @@ <h3 class="callout-title">CHALLENGE What could be next steps to further improve
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>This is an open question.</p>
 <p>Regarding the model architecture:</p>
@@ -4942,8 +4942,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/aio.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/aio.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index 992c293..fe62ed7 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -505,8 +505,8 @@ <h3 id="05-evaluate-predict-cnn-figure-4">Figure 4</h3>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/images.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/images.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/index.html b/instructor/index.html
index 14566c1..8cb3c48 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -907,8 +907,8 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/index.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/index.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index 6013f89..96907ec 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -430,8 +430,8 @@ <h1>Instructor Notes</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/instructor-notes.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/instructor-notes.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/key-points.html b/instructor/key-points.html
index 1ecf58a..d798db0 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -498,8 +498,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/key-points.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/key-points.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/profiles.html b/instructor/profiles.html
index 4cba634..68a8d0d 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -352,8 +352,8 @@ <h1>Learner Profiles</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/profiles.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/profiles.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/instructor/reference.html b/instructor/reference.html
index 5678321..a3bbec6 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -393,7 +393,7 @@ <h1>Reference</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/reference.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-09-25",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/key-points.html b/key-points.html
index a2bc510..b33be06 100644
--- a/key-points.html
+++ b/key-points.html
@@ -496,8 +496,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://erinmgraham.github.io/icwithcnn/key-points.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/key-points.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/pkgdown.yml b/pkgdown.yml
index b9f1808..1b782f0 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,4 +2,4 @@ pandoc: 3.1.11
 pkgdown: 2.1.1
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-12-10T00:40Z
+last_built: 2024-12-17T00:39Z
diff --git a/profiles.html b/profiles.html
index 871d4ce..73b08f8 100644
--- a/profiles.html
+++ b/profiles.html
@@ -352,8 +352,8 @@ <h1>Learner Profiles</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/profiles.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/profiles.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-10",
-  "datePublished": "2024-12-10"
+  "dateModified": "2024-12-17",
+  "datePublished": "2024-12-17"
 }
 
   </script><script>
diff --git a/reference.html b/reference.html
index a98a167..ff6a619 100644
--- a/reference.html
+++ b/reference.html
@@ -391,7 +391,7 @@ <h1>Reference</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/reference.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-09-25",
-  "datePublished": "2024-12-10"
+  "datePublished": "2024-12-17"
 }
 
   </script><script>