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Yuchen Li

4 papers indexed

arxivcs.NE2026-07-23

Search Hardness-Aware LLM-Based Problem Formulation for Expensive Simulation-Driven Design

Yuchen Li, Handing Wang, Bing Xue, Mengjie Zhang

Expensive simulation-driven design is widely used in engineering to identify requirement-satisfying designs with as few high-fidelity simulations as possible. Most existing efforts address this challenge by improving optimization algorithms under fixed formulations, yet the formu…

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arxivcs.LGcs.CL2026-07-13

SCOPE-RL: Optimizing Reasoning Paths Before and After Success

Xiaojian Liu, Han Xu, Jianqiang Xia, Zhixuan Li, Ke Xu, Yiwei Dai, et al.

Reinforcement learning with verifiable rewards (RLVR) optimizes LLMs using sparse verifiable final-answer rewards. This sparse anchor reliably verifies whether a trajectory succeeds but provides no direct feedback on the reasoning path that produced it. Before success, prerequisi…

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arxivcs.RO2026-06-27

He3-Seeker: Robotic Information Planning for Lunar Helium-3 Distribution Mapping

Dong Li, Yujie Zheng, Chengdeng Cao, Siyu Teng, Yuchen Li, Yang Gao, et al.

Lunar helium-3 is a highly valuable strategic resource, pivotal to the advancement of both deep-space exploration and space mining. Existing lunar helium-3 exploration methodologies rely primarily on indirect measurements via remote sensing, which are often characterized by limit…

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arxivcs.RO2026-06-26

SpikeVLA: Vision-Language-Action Models with Spiking Neural Networks

Ruiqi Song, Dujun Nie, Siyu Teng, Baiyong Ding, Xiaotong Zhang, Dong Li, et al.

Vision-Language-Action (VLA) models have become a dominant paradigm for embodied intelligence. However, most existing approaches are built on large-scale transformers, resulting in substantial inference latency and energy consumption that limit their practical deployment in low-p…

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