智能AI None 分层多尺度图神经网络：具有过度平滑和过度挤压缓解功能的可扩展异质学习 10975v1 Announce Type: new Abstract: Graphs with heterophily, where adjacent nodes carry different labels, are prevalent and graph spectral 2026-05-13 Md Sazzad Hossen, Avimanyu Sahoo