Exploring explicit and implicit graph learning for multivariate time series imputation

Yakun Chen, Ruotong Hu, Zihao Li, Chao Yang, Xianzhi Wang, Guodong Long, Guandong Xu

Abstract: Highlights•EIGRN: a network combining GCN and RNN for time series imputation using explicit and implicit graphs.•Our model outperforms in time series imputation on 4 datasets v.s. top baselines.