collaborators

5 papers

cs.CV2026

AutoV: Loss-Oriented Ranking for Visual Prompt Retrieval in LVLMs

Yuan Zhang, Chun-Kai Fan, Sicheng Yu +6

Inspired by text prompts in large language models, visual prompts have been explored to enhance the perceptual capabilities of large vision-language models (LVLMs). However, perfor…

cs.GR2026

JoyAI-Image: Awaking Spatial Intelligence in Unified Multimodal Understanding and Generation

Lin Song, Wenbo Li, Guoqing Ma +16

We present JoyAI-Image, a unified multimodal foundation model for visual understanding, text-to-image generation, and instruction-guided image editing. JoyAI-Image couples a spatia…

cs.CV2025

ZoomV: Temporal Zoom-in for Efficient Long Video Understanding

Junwen Pan, Rui Zhang, Xin Wan +5

Long video understanding poses a fundamental challenge for large video-language models (LVLMs) due to the overwhelming number of frames and the risk of losing essential context thr…

cs.CV2025

TimeSearch-R: Adaptive Temporal Search for Long-Form Video Understanding via Self-Verification Reinforcement Learning

Junwen Pan, Qizhe Zhang, Rui Zhang +5

Temporal search aims to identify a minimal set of relevant frames from tens of thousands based on a given query, serving as a foundation for accurate long-form video understanding.…

cs.CV2025

Beyond Attention or Similarity: Maximizing Conditional Diversity for Token Pruning in MLLMs

Qizhe Zhang, Mengzhen Liu, Lichen Li +5

In multimodal large language models (MLLMs), the length of input visual tokens is often significantly greater than that of their textual counterparts, leading to a high inference c…