Search Results for author: Xu-Hui Liu

Found 4 papers, 3 papers with code

Disentangling Policy from Offline Task Representation Learning via Adversarial Data Augmentation

1 code implementation12 Mar 2024 Chengxing Jia, Fuxiang Zhang, Yi-Chen Li, Chen-Xiao Gao, Xu-Hui Liu, Lei Yuan, Zongzhang Zhang, Yang Yu

Specifically, the objective of adversarial data augmentation is not merely to generate data analogous to offline data distribution; instead, it aims to create adversarial examples designed to confound learned task representations and lead to incorrect task identification.

Contrastive Learning Data Augmentation +3

How To Guide Your Learner: Imitation Learning with Active Adaptive Expert Involvement

1 code implementation3 Mar 2023 Xu-Hui Liu, Feng Xu, Xinyu Zhang, Tianyuan Liu, Shengyi Jiang, Ruifeng Chen, Zongzhang Zhang, Yang Yu

In this paper, we propose a novel active imitation learning framework based on a teacher-student interaction model, in which the teacher's goal is to identify the best teaching behavior and actively affect the student's learning process.

Atari Games Imitation Learning

Hybrid Value Estimation for Off-policy Evaluation and Offline Reinforcement Learning

no code implementations4 Jun 2022 Xue-Kun Jin, Xu-Hui Liu, Shengyi Jiang, Yang Yu

Value function estimation is an indispensable subroutine in reinforcement learning, which becomes more challenging in the offline setting.

Off-policy evaluation reinforcement-learning

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