activity
20242026
collaborators

5 papers

cs.CV2026

Mitigating Hallucinations in Large Vision-Language Models without Performance Degradation

Xingyu Zhu, Junfeng Fang, Shuo Wang +4

Large Vision-Language Models (LVLMs) exhibit powerful generative capabilities but frequently produce hallucinations that compromise output reliability. Fine-tuning on annotated dat…

cs.CV2026

GuardAlign: Test-time Safety Alignment in Multimodal Large Language Models

Xingyu Zhu, Beier Zhu, Junfeng Fang +4

Large vision-language models (LVLMs) have achieved remarkable progress in vision-language reasoning tasks, yet ensuring their safety remains a critical challenge. Recent input-side…

cs.CV2025

SeViCES: Unifying Semantic-Visual Evidence Consensus for Long Video Understanding

Yuan Sheng, Yanbin Hao, Chenxu Li +2

Long video understanding remains challenging due to its complex, diverse, and temporally scattered content. Although video large language models (Video-LLMs) can process videos las…

cs.CV2025

Precise, Fast, and Low-cost Concept Erasure in Value Space: Orthogonal Complement Matters

Yuan Wang, Ouxiang Li, Tingting Mu +4

Recent success of text-to-image (T2I) generation and its increasing practical applications, enabled by diffusion models, require urgent consideration of erasing unwanted concepts,…

cs.CV2024

Selective Volume Mixup for Video Action Recognition

Yi Tan, Zhaofan Qiu, Yanbin Hao +2

The recent advances in Convolutional Neural Networks (CNNs) and Vision Transformers have convincingly demonstrated high learning capability for video action recognition on large da…