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README.md~
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README.md~
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Implemented Multilayer Feedforward Neural Network (MLFNN) with Backpropagation (BP) learning.The aim was to code a complete handwritten digit recognizer and test it on the MNIST dataset.
DATASET:
The MNIST database of handwritten digits, available from this page, has a training set of 60,000 examples, and a test set of 10,000 examples. It is a subset of a larger set available from NIST. The digits have been size-normalized and centered in a fixed-size image.
The dataset and its description can be downloaded from:http://yann.lecun.com/exdb/mnist.
IMPLEMENTATION:
Recognizer first read the image data, extract features from it and use a multilayer feedforward neural network classifier to recognize any test image.
Number of hidden layer nodes are 90.This was obtained by trial-error and cross validation method.
File "inputweights90.txt" Contains weights of nodes from input to hidden layers,whereas file "hiddenweights90.txt" weights of nodes from hidden to output layers.
RESULTS: