HotShardGNN: Migration-Budgeted Hotspot Repartitioning for Distributed Temporal Graph Neural Network Training Qinao Hu†*, Qinchuan Cheng†, Dadi Liu, Junhan Xu ICPADS #Graph Neural Networks #Distributed Training 面向分布式时序图神经网络训练，在迁移预算约束下进行热点重分区。