Author

Xinwei Geng

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Preprint Aug 2026

Finding the Right Evidence: Factor-Guided Coarse-to-Fine Reasoning for Long Videos

Consistent gains over DVD on LVBench, Video-MME, EgoSchema, and LongVideoBench suggest that option-aware evidence acquisition transfers beyond MMR-V, and proposes PACE (Progressive Acquisition of Critical Evidence), a factor-guided framework for long-video evidence acquisition.

Bai-Xuan Xu, Yinyui Xu, Tianshi ZHENG et al. · 1 citation

Jul 2026

DevicesWorld: Benchmarking Cross-Device Agents in Heterogeneous Environments

DirsWorld turns cross-device collaborative operation into an executable, reproducible, and diagnostically useful evaluation problem for research on reliable cross-device agents, and evaluates five frontier LLM-agent systems on a fixed evaluation set.

Hua-Tao Li, Xinwei Geng, Yu-Heng Wang et al. · arXiv.org · 0 citations