基于边界点估计与稀疏卷积神经网络的三维点云语义分割
杨军,张琛

Semantic segmentation of 3D point cloud based on boundary point estimation and sparse convolution neural network
Jun YANG,Chen ZHANG
图 2 基于稀疏卷积的U-Net模型结构
Fig.2 Structure of U-Net based on sparse convolution