collaborators

17 papers

cs.LG2026

MISA: Mixture of Indexer Sparse Attention for Long-Context LLM Inference

Ruijie Zhou, Fanxu Meng, Yufei Xu +4

DeepSeek Sparse Attention (DSA) sets the state of the art for fine-grained inference-time sparse attention by introducing a learned token-wise indexer that scores every prefix toke…

cs.CV2026

RCoT-Seg: Reinforced Chain-of-Thought for Video Reasoning and Segmentation

Junwei Wen, Deshui Miao, Guangming Lu +2

Video Reasoning Segmentation (VRS) aims to segment target objects in videos based on implicit instructions that convey human intent and temporal logic. Existing MLLM-based methods…

cs.CV2026

Amodal SAM: A Unified Amodal Segmentation Framework with Generalization

Bo Zhang, Zhuotao Tian, Xin Tao +3

Amodal segmentation is a challenging task that aims to predict the complete geometric shape of objects, including their occluded regions. Although existing methods primarily focus…

cs.CV2026

Video-ToC: Video Tree-of-Cue Reasoning

Qizhong Tan, Zhuotao Tian, Guangming Lu +2

Existing Video Large Language Models (Video LLMs) struggle with complex video understanding, exhibiting limited reasoning capabilities and potential hallucinations. In particular,…

cs.LG2026

HISA: Efficient Hierarchical Indexing for Fine-Grained Sparse Attention

Yufei Xu, Fanxu Meng, Fan Jiang +11

Token-level sparse attention mechanisms, exemplified by DeepSeek Sparse Attention (DSA), achieve fine-grained key selection by scoring every historical key for each query through a…

cs.CV2026

Too Vivid to Be Real? Benchmarking and Calibrating Generative Color Fidelity

Zhengyao Fang, Zexi Jia, Yijia Zhong +5

Recent advances in text-to-image (T2I) generation have greatly improved visual quality, yet producing images that appear visually authentic to real-world photography remains challe…