To run these notebooks download datasets from links https://shapenet.cs.stanford.edu/media/modelnet40_ply_hdf5_2048.zip https://shapenet.cs.stanford.edu/media/shapenet_part_seg_hdf5_data.zip
Put downloaded data to your Google Drive and run notebooks in Colab.
'classif.ipynb' contains point clouds classification on ModelNet40 using DGCNN or PointNet.
'part_segm.ipynb' contains point clouds part segmentation on ShapeNet using DGCNN and some visualization.