activity
20242026
collaborators

5 papers

cs.CV2026

SafeCap: Improving LVLM Safety with Image Captioning Reinforcement Learning

Caoyuan Ma, Wenpu Liu, Weichu Xie +12

Large vision-language models (LVLMs) remain vulnerable to jailbreak attacks that exploit visual inputs to bypass safety alignment inherited from their language backbones. We propos…

cs.LG2026

Leveraging Error Diversity in Group Rollouts for Reinforcement Learning

Wenpu Liu, Yuqi Xu, Weichu Xie +8

Reinforcement Learning from Verifiable Rewards (RLVR) typically samples multiple responses per prompt and assigns binary rewards based on individual correctness, yet the collective…

cs.LG2026

Right Makes Might: Aligning Verified Hidden States Empowers RL Reasoning

Ziyue Wang, Aomufei Yuan, Yongfu Zhu +10

Reinforcement Learning from Verifiable Rewards (RLVR) has become the dominant approach for improving mathematical reasoning in large language models, yet current methods reduce eac…

cs.CV2025

Multimodal Representation Alignment for Image Generation: Text-Image Interleaved Control Is Easier Than You Think

Liang Chen, Shuai Bai, Wenhao Chai +5

The field of advanced text-to-image generation is witnessing the emergence of unified frameworks that integrate powerful text encoders, such as CLIP and T5, with Diffusion Transfor…

cs.CV2024

A Spark of Vision-Language Intelligence: 2-Dimensional Autoregressive Transformer for Efficient Finegrained Image Generation

Liang Chen, Sinan Tan, Zefan Cai +7

This work tackles the information loss bottleneck of vector-quantization (VQ) autoregressive image generation by introducing a novel model architecture called the 2-Dimensional Aut…