الباحثون

Yu Chen

المنشورات 10

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SkillGATE: Gate-Aware Monte Carlo Tree Search for Skill Retrieval

Rongchen Zhao, Yu Chen, Yanming Yang وآخرون · 2026

Skill Retrieval (SR) aims to identify the most relevant skills from external skill libraries, and becomes increasingly challenging as libraries grow in scale and diversity. Existing methods either rank skills independently or rely on predefined graph propagation and hierarchical routing, making them vulnerable to seman …

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Multimodal reasoning for broadly neutralizing antibody discovery from label-free human B cell repertoires across virus families

Hantao Lou, Jianqing Zheng, Can Yue وآخرون · 2026

Discovering broadly neutralizing antibodies (bnAbs) from human natural immune repertoires remains a fundamental challenge in immunology, hindered by: the extreme rarity of bnAb, incomplete understanding of their cellular origins across pathogens, and the inability of existing computational tools to generalize across em …

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Can AI Scientists Coordinate at Runtime?

Zijian Liu, Yangzhixin Luo, Junyu Lu وآخرون · 2026

Multi-agent AI scientists have shown improving performance across a diverse range of tasks. Yet a common approach is design-time agentic orchestration, which typically relies on fixed workflows. In contrast, human scientists coordinate and adjust their division of labor at runtime. We therefore ask: can AI scientists a …

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FlexLoop: Depth-Elastic Looped Policies for Adaptive Test-Time Computation in Deep RL

Xun Wang, Ruishuo Chen, Yu Chen وآخرون · 2026

Looped architectures scale computation by reusing the same parameters across recurrent steps, and recent work shows that they substantially improve deep reinforcement learning policies on long-horizon tasks. Since recurrent depth directly controls computation, one may expect looped policies to naturally support elastic …

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One Proposal for Every Margin: Zero-Shot Amortized Sequential Importance Sampling for Binary Matrices

Ruishuo Chen, Weijia Li, Xun Wang وآخرون · 2026

In ecology, psychometrics, and the analysis of social and financial networks, binary matrices are often analyzed conditional on their observed row and column sums, which restricts the problem to a finite sample space of matrices with the same margins. Two fundamental problems are to count this space and to sample unifo …

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LLPR: Location-aware learning and physics-based reconstruction for raindrop removal from a single image

Zewei He, Xingyu Liu, Xing Luo وآخرون · 2026

Raindrops can cause occlusion and distortion in the background scenes due to their adherence to windows or camera lenses. Existing raindrop removal methods concentrate on designing sophisticated CNN or Transformer architectures to recover distorted and missing texture. In this paper, we try to integrate location inform …

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Same Scores, Different Decisions: Evaluating JEV and Language Models for Legal Document Understanding

Fan Zhang, Yankai Chen, Zhuohan Xie وآخرون · 2026

Contract inference requires multiple judgments about a shared document, but aggregate accuracy can conceal changes in the individual decisions. Repeated agreement is also insufficient: a model may consistently return the wrong answer. In this paper, we compare Jev with nine language models on ContractNLI, evaluating in …

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PaperDoctor: Evidence-Grounded and Actionable Feedback for Scientific Papers in Progress

Kevin Qinghong Lin, Siyuan Hu, Pan Lu وآخرون · 2026

Autoresearch agents are reshaping the research ecosystem, but they can also let flawed claims enter the literature at scale. Human advisors catch such issues in drafts through careful, traceable feedback, yet advisor-style assessment requires extensive manual effort and does not scale. To shift automated paper assessme …

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The Router Within: Eliciting Native Skill Routing from a Frozen LLM

Ruishuo Chen, Xun Wang, Yu Chen وآخرون · 2026

Skills extend an LLM agent beyond its parametric knowledge, and the gain they promise rests on picking the right one. Deployed harnesses route by preloading every skill's metadata into the context, which disperses the agent's attention and caps the library size. Retrieval pipelines move the selection out of the context …

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