Sep 2024: Paper "Almost Minimax Optimal Best Arm Identification in Piecewise Stationary Linear Bandits" accepted to NeurIPS 2024. Joint work with Yunlong Hou and Zixin Zhong.
Sep 2024: Received the IEEE Transactions on Signal Processing Outstanding Editorial Board Member Award 2024. This is the second time I have received this award.
Jun 2024: Paper "Order-Optimal Instance-Dependent Bounds for Offline Reinforcement Learning with Preference Feedback" accepted to the ICML 2024 Workshop on Models of Human Feedback for AI Alignment. Joint work with Ph.D. student Zhirui Chen. Preprint can be found above.
Jun 2024: I will serve on the University Promotion and Tenure Commmittee (UPTC) starting from July 2024.
Research Interests and Open Positions
Online Decision Making, Multi-Armed Bandits, Reinforcement Learning Information Theory with Applications to Machine Learning Statistical Signal Processing
There are also multiple positions for talented
postdoctoral scholars. Postdoctoral scholars with strong publication records
and showing interest in the above research topics are also encouraged to
contact me to check with me if there are available positions. Please see this advertisement as well as this.
Selected Recent Publications
Influence Maximization via Graph Neural Bandits [Code] [Video]
Yuting Feng, Vincent Y. F. Tan, and Bogdan Cautis
Proc. of the ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD), Barcelona, Spain, Aug 2024 (AR ≈ 20%)