Zihan Zhang

发表

Horizon-Free Reinforcement Learning in Polynomial Time: the Power of Stationary Policies

S. Du, Xiangyang Ji, Zihan Zhang, 2022, COLT.

iCallee: Recovering Call Graphs for Binaries

Zhiyao Feng, Zhijian Ou, Zihan Zhang, 2021, ArXiv.

Almost Optimal Batch-Regret Tradeoff for Batch Linear Contextual Bandits

Yuanshuo Zhou, Xiangyang Ji, Zihan Zhang, 2021, ArXiv.

Near-Optimal Regret Bounds for Multi-batch Reinforcement Learning

Yuanshuo Zhou, Xiangyang Ji, Zihan Zhang, 2022, NeurIPS.

Is Reinforcement Learning More Difficult Than Bandits? A Near-optimal Algorithm Escaping the Curse of Horizon

S. Du, Xiangyang Ji, Zihan Zhang, 2020, COLT.

Model-Free Reinforcement Learning: from Clipped Pseudo-Regret to Sample Complexity pdf

Xiangyang Ji, Zihan Zhang, Yuan Zhou, 2020, ICML.

Variance-Aware Confidence Set: Variance-Dependent Bound for Linear Bandits and Horizon-Free Bound for Linear Mixture MDP pdf

Xiangyang Ji, Zihan Zhang, Simon S. Du, 2021, ArXiv.

Improving Non-autoregressive Generation with Mixup Training pdf

Fuzhen Zhuang, Furu Wei, Zihan Zhang, 2021, ArXiv.

Multi-Attribute Decision Making Method Based on Aggregated Neutrosophic Set

Xinyang Deng, Wen Jiang, Zihan Zhang, 2019, Symmetry.

Argot: Generating Adversarial Readable Chinese Texts

Yiming Zhang, Qi Li, Donghong Sun, 2020, IJCAI.

Improved Variance-Aware Confidence Sets for Linear Bandits and Linear Mixture MDP

Zihan Zhang, Simon S. Du, Xiangyang Ji, 2021, NeurIPS.

Settling the Sample Complexity of Online Reinforcement Learning

Jason D. Lee, S. Du, Yuxin Chen, 2023, ArXiv.

Almost Optimal Model-Free Reinforcement Learning via Reference-Advantage Decomposition pdf

Xiangyang Ji, Zihan Zhang, Yuan Zhou, 2020, NeurIPS.

Near Optimal Reward-Free Reinforcement Learning

Zihan Zhang, Simon Du, Xiangyang Ji, 2021, ICML.

Regret Minimization for Reinforcement Learning by Evaluating the Optimal Bias Function

Xiangyang Ji, Zihan Zhang, Xiangyang Ji, 2019, NeurIPS.

Nearly Minimax Optimal Reward-free Reinforcement Learning pdf

Xiangyang Ji, Simon S. Du, Zihan Zhang, 2020, ArXiv.

Sharper Model-free Reinforcement Learning for Average-reward Markov Decision Processes

Qiaomin Xie, Zihan Zhang, 2023, COLT.

Multi-Domain Active Learning for Recommendation

Qiang Yang, Guiguang Ding, Xiaoming Jin, 2016, AAAI.

A New Metric on Symmetric Group and Applications to Block Permutation Codes

Zihan Zhang, 2021, 2103.05204.

Long time behaviour for population model by α-stable processes with Markov switching

Jinying Tong, Zhenzhong Zhang, Zihan Zhang, 2023, Nonlinear Analysis: Hybrid Systems.