الباحثون

Yang Xu

المنشورات 4

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On-Policy Visual Evidence Distillation

Shaohang Wei, Feifan Song, Guangyue Peng وآخرون · 2026

Visual agents solve problems by interleaving reasoning with image operations, and on-policy distillation (OPD) provides guidance from a strong teacher on student-generated interaction trajectories. However, image operations change the evidence available for subsequent reasoning, so local errors in evidence acquisition …

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MetaCtrl: Your Large Language Models Can Reason Better and More Concisely with a Metacognitive Controller

Zhibin Wen, Tao Han, Lei Bai وآخرون · 2026

Large reasoning models improve performance on challenging problems by allocating additional computation before answering, but longer reasoning does not always lead to better results and can introduce substantial redundant reasoning on simple problems. Conversely, aggressively shortening reasoning can degrade performanc …

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TIO-Former: Ultra-Lightweight 6-Directional ToF-Inertial Odometry for Nano-UAVs via a Streaming Causal Transformer

Yang Liu, Yifan He, Wenhao Zhao وآخرون · 2026

Autonomous nano-UAV navigation requires accurate ego-motion estimation under stringent size, weight, power, and computing (SWaP-C) constraints, where visual sensors and LiDARs exceed payload limits, optical flow degrades in low-texture scenes, and inertial-only state estimation is susceptible to accumulated drift. Whil …

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