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PointMixup: Augmentation for point cloud

This repository contains an implementation to the ECCV 2020 paper: "PointMixup: Augmentation for point cloud".

Install

Run

Baseline:

python main.py -savename exp0 -pointmixup False -manimixup False

Our method (point mixup):

python main.py -savename exp1 -pointmixup True -manimixup False -mixup_alpha 0.4

Our method (point mixup + manifold mixup):

python main.py -savename exp2 -pointmixup True -manimixup True -mixup_alpha 1.5

Data

If data cannot be downloaded automatically from the script, please manually download from 'https://shapenet.cs.stanford.edu/media/modelnet40_ply_hdf5_2048.zip' and extract to './pointnet2/data/' folder.

acknowledgement