Selective Publications
Reinforcement Learning
Confident Least Square Value Iteration with Local Access to a Simulator
Botao Hao, Nevena Lazic, Dong Yin, Yasin Abbasi-Yadkori, Csaba Szepesvári
AISTATS 2022. [Proceedings]Efficient Local Planning with Linear Function Approximation
Dong Yin, Botao Hao, Yasin Abbasi-Yadkori, Nevena Lazic, Csaba Szepesvári
ALT 2022. [arXiv]Bootstrapping Fitted Q-Evaluation for Off-Policy Inference
Botao Hao, Xiang Ji, Yaqi Duan, Hao Lu, Csaba Szepesvári, Mengdi Wang
ICML 2021. [arXiv]Sparse Feature Selection Makes Batch Reinforcement Learning More Sample Efficient
Botao Hao, Yaqi Duan, Tor Lattimore, Csaba Szepesvári, Mengdi Wang
ICML 2021. [arXiv]Online Sparse Reinforcement Learning
Botao Hao, Tor Lattimore, Csaba Szepesvári, Mengdi Wang
AISTATS 2021. [arXiv] [poster]Adaptive Approximate Policy Iteration
Botao Hao, Nevena Lazic, Yasin Abbasi-Yadkori, Pooria Joulani, Csaba Szepesvári
AISTATS 2021. [arXiv] [poster]
Online Learning and Bandits
Contextual Information-Directed Sampling
Botao Hao, Tor Lattimore, Chao Qin
ICML 2022. [arXiv]Information Directed Sampling for Sparse Linear Bandits
Botao Hao, Tor Lattimore, Wei Deng
NeurIPS 2021 (spotlight). [Proceedings] [slides]Bandit Phase Retrieval
Tor Lattimore, Botao Hao
NeurIPS 2021. [arXiv]High-Dimensional Sparse Linear Bandits
Botao Hao, Tor Lattimore, Mengdi Wang
NeurIPS 2020. [arXiv] [slides] [poster]Adaptive Exploration in Linear Contextual Bandit
Botao Hao, Tor Lattimore, Csaba Szepesvári
AISTATS 2020. [arXiv] [slides]Bootstrapping Upper Confidence Bound
Botao Hao, Yasin Abbasi-Yadkori, Zheng Wen, Guang Cheng
NeurIPS 2019. [arXiv] [poster]
Statistical Machine Learning
Sparse Tensor Additive Regression
Botao Hao, Boxiang Wang, Pengyuan Wang, Jingfei Zhang, Jian Yang, Will Wei Sun
Journal of Machine Learning Research. [arXiv]Sparse and Low-rank Tensor Estimation via Cubic Sketchings
Botao Hao, Anru Zhang, Guang Cheng
IEEE Transactions on Information Theory [arXiv] [slides]
Accepted in part to AISTATS 2020.Simultaneous Clustering and Estimation of Heterogeneous Graphical Models
Botao Hao, Will Wei Sun, Yufeng Liu, Guang Cheng
Journal of Machine Learning Research. [pdf] [slides]