الباحثون

Lei Fan

المنشورات 4

نسخة أولية وصول مفتوح

PanoPed: Beyond Bounding Boxes for Sim-to-Real Panoramic Pedestrian Tracking

Qinfeng Zhu, Weiguang Zhao, Yunxi Jiang وآخرون · 2026

Full-sphere panoramic cameras let fixed monitoring systems and mobile robots track people in every direction, but a planar bounding box does not fully describe where a person is on the sphere. We introduce PanoPed, a sim-to-real benchmark for pedestrian tracking on the full sphere. PanoPed-S contains 108,000 frames fro …

نسخة أولية وصول مفتوح

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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