Research Interests
My research interests lie in robot learning, learning-based control and human-robot interaction.
I want to explore:
(1) how robots could learn from human, interact with human and collaberate with human
(2) how to use vision to build structured representations or base policies, and combining learning/model-based methods with other modalities to achieve complex, long-horizon or mobile tasks
in the future. Feel free to contact me if we share same research interests.
I am currently seeking a Ph.D. opportunity for Fall 2026 in robotics!
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News
[July. 2025] Start internship at UMD, College Park, Maryland.
[June. 2025] HSBC code is released. Check our page for more details.
[May. 2025] HSBC is accepted by ICML 2025.
[August. 2024] Start internship at ASU, Tempe, Arizona.
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Robust Reward Alignment via Hypothesis Space Batch Cutting
Zhixian Xie*,
Haode Zhang*,
Yizhe Feng,
Wanxin Jin
ICML, 2025  
project page / paper / code
We propose a novel geometric view of reward alignment as an iterative cutting process over the hypothesis space.
Our batched cutting method significantly improves data efficiency by maximizing the value of each human preference query.
We introduce a conservative cutting algorithm that ensures robustness to unknown erroneous human preferences without explicitly identifying them.
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Beyond Static Vision: Scene Dynamic Field Unlocks Intuitive Physics Understanding in Multi-modal Large Language Models
Nanxi Li,
Xiang Wang,
Yuanjie Chen,
Haode Zhang,
Hong Li,
Yong-Lu Li
In submission  
We propose Scene Dynamic Field (SDF), a cost-efficient framework that integrates physics simulators into multi-task fine-tuning,
substantially improving MLLMs’ intuitive physics understanding and achieving strong generalization across physical domains.
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