activity
20232026
most citedMind the Model, Not the Agent: The Primacy Bias in Model-based RL

1 citations · 1 across the 8 of their papers we have counts for

collaborators

8 papers

cs.LG2026

Temporal Difference Learning with Constrained Initial Representations

Jiafei Lyu, Jingwen Yang, Zhongjian Qiao +5

Recently, there have been numerous attempts to enhance the sample efficiency of off-policy reinforcement learning (RL) agents when interacting with the environment, including archi…

cs.LG2026

Cross-Domain Offline Policy Adaptation via Selective Transition Correction

Mengbei Yan, Jiafei Lyu, Shengjie Sun +5

It remains a critical challenge to adapt policies across domains with mismatched dynamics in reinforcement learning (RL). In this paper, we study cross-domain offline RL, where an…

cs.LG2026

Deep Dense Exploration for LLM Reinforcement Learning via Pivot-Driven Resampling

Yiran Guo, Zhongjian Qiao, Yingqi Xie +5

Effective exploration is a key challenge in reinforcement learning for large language models: discovering high-quality trajectories within a limited sampling budget from the vast n…

cs.LG2025

Dual-Robust Cross-Domain Offline Reinforcement Learning Against Dynamics Shifts

Zhongjian Qiao, Rui Yang, Jiafei Lyu +5

Single-domain offline reinforcement learning (RL) often suffers from limited data coverage, while cross-domain offline RL handles this issue by leveraging additional data from othe…

cs.LG2025

Efficient Cross-Domain Offline Reinforcement Learning with Dynamics- and Value-Aligned Data Filtering

Zhongjian Qiao, Rui Yang, Jiafei Lyu +4

Cross-domain offline reinforcement learning (RL) aims to train a well-performing agent in the target environment, leveraging both a limited target domain dataset and a source domai…

cs.AI2025

TCPO: Thought-Centric Preference Optimization for Effective Embodied Decision-making

Kechen Jiao, Zhirui Fang, Jiahao Liu +9

Using effective generalization capabilities of vision language models (VLMs) in context-specific dynamic tasks for embodied artificial intelligence remains a significant challenge.…