Yiwei Sun


doi dblp
Explainable Multivariate Time Series Classification: A Deep Neural Network Which Learns to Attend to Important Variables As Well As Time Intervals
Tsung-Yu Hsieh | Suhang Wang | Yiwei Sun | Vasant G. Honavar
WSDM '21, The Fourteenth ACM International Conference on Web Search and Data Mining, Virtual Event, Israel, March 8-12, 2021

doi dblp
SrVARM: State Regularized Vector Autoregressive Model for Joint Learning of Hidden State Transitions and State-Dependent Inter-Variable Dependencies from Multi-variate Time Series
Tsung-Yu Hsieh | Yiwei Sun | Xianfeng Tang | Suhang Wang | Vasant G. Honavar
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021


doi dblp
Transferring Robustness for Graph Neural Network Against Poisoning Attacks
Xianfeng Tang | Yandong Li | Yiwei Sun | Huaxiu Yao | Prasenjit Mitra | Suhang Wang
WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020

doi dblp
Investigating and Mitigating Degree-Related Biases in Graph Convoltuional Networks
Xianfeng Tang | Huaxiu Yao | Yiwei Sun | Yiqi Wang | Jiliang Tang | Charu C. Aggarwal | Prasenjit Mitra | Suhang Wang
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

doi dblp
Adversarial Attacks on Graph Neural Networks via Node Injections: A Hierarchical Reinforcement Learning Approach
Yiwei Sun | Suhang Wang | Xianfeng Tang | Tsung-Yu Hsieh | Vasant G. Honavar
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020