الباحثون

Junchao Zhu

المنشورات 4

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PathLang: A Language-Centered Benchmark for Vision-Language Models in Computational Pathology

Fanqi Cheng, Kuo Gong, Shangke Liu وآخرون · 2026

Pathology vision-language models (VLMs) have shown strong visual perception ability, but their robustness in the language domain remains poorly characterized. Existing pathology VLM benchmarks largely rely on canonical closed-set prompts or perturb only generic templates, treating language as a fixed evaluation compone …

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PR-OPD: Privileged Representation On-policy Self-Distillation for Agentic Reinforcement Learning

Muyang Li, Jie Yang, Zhengyu Fang وآخرون · 2026

Language-model agents are usually trained by reinforcement learning from one reward per episode, and privileged self-distillation enriches it by letting the same policy, given a skill, teach its skill-free self through token probabilities. However, we identify two phenomena that question this channel. Invisible Advanta …

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OpenMASC: An Open-Source Pipeline for Cross-Trajectory Metal-Aware Sampling and Correction in Accelerated MRI

Zhengyi Lu, Ming Lu, Chongyu Qu وآخرون · 2026

Metal implants corrupt MRI measurements throughout $k$-space, yet existing accelerated MRI methods assume clean data and most metal artifact reduction approaches assume fully sampled acquisitions. No public dataset provides paired $k$-space and images with and without metal for the same anatomy, and no framework jointl …

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Benchmarking Active Spot Selection for Cost-Efficient Spatial Transcriptomics

Zheyu Zhu, Junchao Zhu, Fengbei Liu وآخرون · 2026

Spatial transcriptomics (ST) measures gene expression in tissue context, but dense capture grids can be costly and may repeatedly sample morphologically similar regions. Most active learning strategies were developed for categorical labels and independent samples. We conduct a retrospective pool-based benchmark of acti …

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