collaborators

6 papers

cs.CV2026

Xray-Visual Models: Scaling Vision models on Industry Scale Data

Shlok Mishra, Tsung-Yu Lin, Linda Wang +24

We present Xray-Visual, a unified vision model architecture for large-scale image and video understanding trained on industry-scale social media data. Our model leverages over 15 b…

cs.AI2026

Imaginative Perception Tokens Enhance Spatial Reasoning in Multimodal Language Models

Mahtab Bigverdi, Linjie Li, Weikai Huang +9

Vision language models (VLMs) excel at many tasks but still struggle with spatial reasoning when critical information is not directly observable. Many such problems require imagina…

cs.CV2026

Locatability-Guided Adaptive Reasoning for Image Geo-Localization with Vision-Language Models

Bo Yu, Fengze Yang, Yiming Liu +6

The emergence of Vision-Language Models (VLMs) has introduced new paradigms for global image geo-localization through retrieval-augmented generation (RAG) and reasoning-driven infe…

cs.CV2025

Data or Language Supervision: What Makes CLIP Better than DINO?

Yiming Liu, Yuhui Zhang, Dhruba Ghosh +2

CLIP outperforms self-supervised models like DINO as vision encoders for vision-language models (VLMs), but it remains unclear whether this advantage stems from CLIP's language sup…

cs.CL2025

NegVQA: Can Vision Language Models Understand Negation?

Yuhui Zhang, Yuchang Su, Yiming Liu +1

Negation is a fundamental linguistic phenomenon that can entirely reverse the meaning of a sentence. As vision language models (VLMs) continue to advance and are deployed in high-s…

cs.CV2025

Automated Generation of Challenging Multiple-Choice Questions for Vision Language Model Evaluation

Yuhui Zhang, Yuchang Su, Yiming Liu +9

The rapid development of vision language models (VLMs) demands rigorous and reliable evaluation. However, current visual question answering (VQA) benchmarks often depend on open-en…