Xiangrong Liu

contrastive learning (1) self-supervised learning (1) graph representation learning (1) graph representation (1) vector quantization (1) spectral method (1) spatiotemporal forecasting (1) spectral graph neural network (1) neural operator (1) low-pass filter (1) temporal extrapolation (1) high-pass filter (1) self-supervised contrastive learning (1) graph neural network (1) spectral signal trend (1) sparse observation (1)