collaborators

5 papers

cs.CV2025

DToM: Decider-Guided Dynamic Token Merging for Accelerating Diffusion MLLMs

Shuochen Chang, Xiaofeng Zhang, Qingyang Liu +1

Diffusion-based multimodal large language models (Diffusion MLLMs) have recently demonstrated impressive non-autoregressive generative capabilities across vision-and-language tasks…

cs.CV2025

Bias Analysis in Unconditional Image Generative Models

Xiaofeng Zhang, Michelle Lin, Simon Lacoste-Julien +2

The widespread adoption of generative AI models has raised growing concerns about representational harm and potential discriminatory outcomes. Yet, despite growing literature on th…

cs.CV2025

Fine-Grained Preference Optimization Improves Spatial Reasoning in VLMs

Yifan Shen, Yuanzhe Liu, Jingyuan Zhu +6

Current Vision-Language Models (VLMs) struggle with fine-grained spatial reasoning, particularly when multi-step logic and precise spatial alignment are required. In this work, we…

cs.RO2024

PKRD-CoT: A Unified Chain-of-thought Prompting for Multi-Modal Large Language Models in Autonomous Driving

Xuewen Luo, Fan Ding, Yinsheng Song +2

There is growing interest in leveraging the capabilities of robust Multi-Modal Large Language Models (MLLMs) directly within autonomous driving contexts. However, the high costs an…

cs.CV2024

DDFAV: Remote Sensing Large Vision Language Models Dataset and Evaluation Benchmark

Haodong Li, Haicheng Qu, Xiaofeng Zhang

With the rapid development of large vision language models (LVLMs), these models have shown excellent results in various multimodal tasks. Since LVLMs are prone to hallucinations a…