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Yifei Shao

3 accepted papers

2026

SymSkill: Symbol and Skill Co-Invention for Data-Efficient and Reactive Long-Horizon Manipulation

ICRA 2026poster

Multi-step manipulation in dynamic environments remains challenging. Imitation learning (IL) is reactive but lacks compositional generalization, since monolithic policies do not decide which skill to reuse when scenes change. Classical task-and-motion planning (TAMP) offers compositionality, but its…

2025

Activation Control for Efficiently Eliciting Long Chain-of-thought Ability of Language Models

NeurIPS 2025spotlight

Despite the remarkable reasoning performance, eliciting the long chain-of-thought(CoT) ability in large language models(LLMs) typically requires costly reinforcement learning or supervised fine-tuning on high-quality distilled data. We investigate the internal mechanisms behind this capability and s…

Cited by 0SourceScholar
2025

Towards General Continuous Memory for Vision-Language Models

NeurIPS 2025poster

Language models (LMs) and their extension, vision-language models (VLMs), have achieved remarkable performance across various tasks. However, they still struggle with complex reasoning tasks that require multimodal or multilingual real world knowledge. To support such capabilities, an external memor…

Cited by 0SourcecodeScholar