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Step-by-step installation instructions

Following https://mmdetection3d.readthedocs.io/en/latest/getting_started.html#installation

1. Create a conda virtual environment and activate it.

conda create -n surroundocc python=3.7 -y
conda activate surroundocc

2. Install PyTorch and torchvision (tested on torch==1.10.1 & cuda=11.1).

pip install torch==1.10.1 torchvision==0.11.2 torchaudio==0.10.1

3. Install gcc>=5 in conda env.

conda install -c omgarcia gcc-6 # gcc-6.2

4. Install MMCV following the official instructions.

pip install mmcv-full==1.4.0

5. Install mmdet and mmseg.

pip install mmdet==2.14.0
pip install mmsegmentation==0.14.1

6. Install mmdet3d from source code.

git clone https://github.com/open-mmlab/mmdetection3d.git
cd mmdetection3d
git checkout v0.17.1 # Other versions may not be compatible.
python setup.py install

7. Install other dependencies.

pip install timm
pip install open3d-python

8. Install Chamfer Distance.

cd SurroundOcc/extensions/chamfer_dist
python setup.py install --user

9. Prepare pretrained models.

cd SurroundOcc 
mkdir ckpts

cd ckpts & wget https://github.com/zhiqi-li/storage/releases/download/v1.0/r101_dcn_fcos3d_pretrain.pth