activity
20242026
collaborators

17 papers

cs.CV2026

STAC: Selective Spatiotemporal Aggregation and Compression for Video Reasoning Segmentation

Syed Ariff Syed Hesham, Yun Liu, Guolei Sun +4

Video reasoning segmentation demands pixel-accurate object tracking across hundreds of frames under complex natural language queries, producing dense spatiotemporal tokens whose qu…

cs.CV2026

DCP-Prune: Ultra-Low Token Pruning with Distribution Consistency Preservation

Xifeng Xue, Xiaokang Wang, Zirui Li +2

Recent vision token pruning methods effectively preserve model performance under moderate token budgets but become unstable under ultra-low token budget. Our analysis shows that as…

cs.CV2026

Breaking Modality Heterogeneity in Low-Bit Quantization for Large Vision-Language Models

Yi Zhong, Haotong Qin, Xindong Zhang +2

Low-bit post-training quantization (PTQ) is a pivotal technique for deploying Vision-Language Models (VLMs) on resource-constrained devices. However, existing PTQ methods often deg…

cs.CV2026

EgoSound: Benchmarking Sound Understanding in Egocentric Videos

Bingwen Zhu, Yuqian Fu, Qiaole Dong +6

Multimodal Large Language Models (MLLMs) have recently achieved remarkable progress in vision-language understanding. Yet, human perception is inherently multisensory, integrating…

eess.IV2026

DINO-Mix: Distilling Foundational Knowledge with Cross-Domain CutMix for Semi-supervised Class-imbalanced Medical Image Segmentation

Xinyu Liu, Guolei Sun

Semi-supervised learning (SSL) has emerged as a critical paradigm for medical image segmentation, mitigating the immense cost of dense annotations. However, prevailing SSL framewor…

cs.CV2026

MedVSR: Medical Video Super-Resolution with Cross State-Space Propagation

Xinyu Liu, Guolei Sun, Cheng Wang +2

High-resolution (HR) medical videos are vital for accurate diagnosis, yet are hard to acquire due to hardware limitations and physiological constraints. Clinically, the collected l…