M matrix in completion.py

NVIDIA / MinkowskiEngine

Minkowski Engine is an auto-diff neural network library for high-dimensional sparse tensors

https://nvidia.github.io/MinkowskiEngine

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M matrix in completion.py #433

Open houyongkuo opened 2 years ago

houyongkuo commented 2 years ago

Hi，I am a beginner of MinkowskiEngine，I don’t know how to understand the M matrix in completion.py. It would be greatly appreciated if you could help me. Thanks.