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cs.LG2022★ 116 cited
How to Find Your Friendly Neighborhood: Graph Attention Design with Self-Supervision
Dongkwan Kim, Alice Oh
Attention mechanism in graph neural networks is designed to assign larger weights to important neighbor nodes for better representation. However, what graph attention learns is not…
cs.LG2012★ 11 cited
Bayesian Group Nonnegative Matrix Factorization for EEG Analysis
Bonggun Shin, Alice Oh
We propose a generative model of a group EEG analysis, based on appropriate kernel assumptions on EEG data. We derive the variational inference update rule using various approximat…