Multidimensional Refinement Graph Convolutional Network With Robust Decouple Loss for Fine-Grained Skeleton-Based Action Recognition. - Shenglan Liu 001; Yu-Ning Ding; Jinrong Zhang; Kai-Yuan Liu; Si-Fan Zhang; Fei-Long Wang; Gao Huang 001 (IEEE Trans. Neural Networks Learn. Syst., 2025)