1.Edge Convolution 图1 EdgeConv计算原理 首先对边特征进行定义: 接下来给出EdgeConv的计算公式如下(下式中方格代表聚合函数,一般取sum/max): 本文提出的EdgeConv基于非对称的边特征计算函数。具体如下(红框维护了全局结构信息,蓝框维护了局部邻居信息): 更具体地,上述公式的m通道计算公式如下: 最后再应用聚合函数,...
Dynamic Graph CNN for Learning on Point Clouds. Contribute to anusha-devulapally/edgeconv development by creating an account on GitHub.
EdgeConv是可微的,并能嵌入已有... 查看原文 【论文笔记】DGCNN:Dynamic Graph CNN for Learning on Point Clouds 摘要《Dynamic Graph CNN for Learning on Point Clouds》论文作者基于PointNet和PointNet++做了改进,提出了一个针对点云(Point...之间的局部特征。针对这一问题,DGCNN提出一个EdgeConv操作用来获取点...
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