activity
20232026
collaborators

8 papers

cs.IR2026

GR2 Technical Report

Yufei Li, Zaiwei Zhang, Mingfu Liang +67

Industrial recommendation systems serve billions of users through a multi-stage funnel -- retrieval, early-stage ranking, and re-ranking -- where the final re-ranking step dispropo…

cs.RO2026

RoamFlow: Reinforcement-Aligned One-Step Action MeanFlow Policy for Image-Goal Navigation

Zixuan Zhang, Yuqi Chen, Junjie Gao +4

Image-goal navigation is a key challenge in embodied robotics, where an agent must reach a target specified solely by a goal image. While existing reinforcement learning approaches…

cs.CV2026

DeTrack: A Benchmark and Altitude-Aware Dual World Model for Drone-embodied Tracking

Guyue Hu, Haoming Liu, Siyuan Song +3

Aerial object tracking has broad applications in public safety, emergency rescue, wildlife monitoring, and related fields. However, existing aerial tracking benchmarks are mainly b…

cs.CV2026

Structure and Progress Aware Diffusion for Medical Image Segmentation

Siyuan Song, Guyue Hu, Chenglong Li +3

Medical image segmentation is crucial for computer-aided diagnosis, which necessitates understanding both coarse morphological and semantic structures, as well as carving fine boun…

cs.CV2026

A Very Big Video Reasoning Suite

Maijunxian Wang, Ruisi Wang, Juyi Lin +53

Rapid progress in video models has largely focused on visual quality, leaving their reasoning capabilities underexplored. Video reasoning grounds intelligence in spatiotemporally c…

cs.CV2025

Mix-modal Federated Learning for MRI Image Segmentation

Guyue Hu, Siyuan Song, Jingpeng Sun +3

Magnetic resonance imaging (MRI) image segmentation is crucial in diagnosing and treating many diseases, such as brain tumors. Existing MRI image segmentation methods mainly fall i…