collaborators

6 papers

cs.LG2026

RAPO: Risk-Aware Preference Optimization for Generalizable Safe Reasoning

Zeming Wei, Qiaosheng Zhang, Xia Hu +1

Large Reasoning Models (LRMs) have achieved tremendous success with their chain-of-thought (CoT) reasoning, yet also face safety issues similar to those of basic language models. I…

cs.CR2026

OpenRT: An Open-Source Red Teaming Framework for Multimodal LLMs

Xin Wang, Yunhao Chen, Juncheng Li +7

The rapid integration of Multimodal Large Language Models (MLLMs) into critical applications is increasingly hindered by persistent safety vulnerabilities. However, existing red-te…

cs.CR2026

MASH: Evading Black-Box AI-Generated Text Detectors via Style Humanization

Yongtong Gu, Songze Li, Xia Hu

The increasing misuse of AI-generated texts (AIGT) has motivated the rapid development of AIGT detection methods. However, the reliability of these detectors remains fragile agains…

cs.CL2025

BLASST: Dynamic BLocked Attention Sparsity via Softmax Thresholding

Jiayi Yuan, Cameron Shinn, Kai Xu +19

The growing demand for long-context inference capabilities in Large Language Models (LLMs) has intensified the computational and memory bottlenecks inherent to the self-attention m…

cs.LG2025

70% Size, 100% Accuracy: Lossless LLM Compression for Efficient GPU Inference via Dynamic-Length Float (DFloat11)

Tianyi Zhang, Mohsen Hariri, Shaochen Zhong +4

Large-scale AI models, such as Large Language Models (LLMs) and Diffusion Models (DMs), have grown rapidly in size, creating significant challenges for efficient deployment on reso…

cs.CV2025

TopV: Compatible Token Pruning with Inference Time Optimization for Fast and Low-Memory Multimodal Vision Language Model

Cheng Yang, Yang Sui, Jinqi Xiao +8

Vision-Language Models (VLMs) demand substantial computational resources during inference, largely due to the extensive visual input tokens for representing visual information. Pre…