95 citations · 252 across the 15 of their papers we have counts for
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cs.LG2020★ 95 cited
A Note on Over-Smoothing for Graph Neural Networks
Chen Cai, Yusu Wang
Graph Neural Networks (GNNs) have achieved a lot of success on graph-structured data. However, it is observed that the performance of graph neural networks does not improve as the…
math.AT2020★ 8 cited
Elder-Rule-Staircodes for Augmented Metric Spaces
Chen Cai, Woojin Kim, Facundo Memoli +1
An augmented metric space is a metric space equipped with a function . This type of data arises commonly in practice, e.g, a point cloud in $\…
cs.LG2020★ 4 cited
Understanding the Power of Persistence Pairing via Permutation Test
Chen Cai, Yusu Wang
Recently many efforts have been made to incorporate persistence diagrams, one of the major tools in topological data analysis (TDA), into machine learning pipelines. To better unde…