charlesq34 / pointnet2

PointNet++: Deep Hierarchical Feature Learning on Point Sets in a Metric Space
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Scannet_dataset.py #238

Open OGitHub-Cj opened 2 years ago

OGitHub-Cj commented 2 years ago

In this module, one statement is vidx= np.unique(vidx[:, 0]*31.0*62.0+vidx[:, 1]*62.0+vidx[:, 2]), i want to know its function。