collaborators

9 papers

cs.SD2025

Robust Distortion-Free Watermark for Autoregressive Audio Generation Models

Yihan Wu, Georgios Milis, Ruibo Chen +1

The rapid advancement of next-token-prediction models has led to widespread adoption across modalities, enabling the creation of realistic synthetic media. In the audio domain, whi…

cs.LG2025

Model Correlation Detection via Random Selection Probing

Ruibo Chen, Sheng Zhang, Yihan Wu +3

The growing prevalence of large language models (LLMs) and vision-language models (VLMs) has heightened the need for reliable techniques to determine whether a model has been fine-…

cs.CR2025

Analyzing and Evaluating Unbiased Language Model Watermark

Yihan Wu, Xuehao Cui, Ruibo Chen +1

Verifying the authenticity of AI-generated text has become increasingly important with the rapid advancement of large language models, and unbiased watermarking has emerged as a pr…

cs.CR2025

An Ensemble Framework for Unbiased Language Model Watermarking

Yihan Wu, Ruibo Chen, Georgios Milis +1

As large language models become increasingly capable and widely deployed, verifying the provenance of machine-generated content is critical to ensuring trust, safety, and accountab…

cs.CV2025

A Watermark for Auto-Regressive Image Generation Models

Yihan Wu, Xuehao Cui, Ruibo Chen +2

The rapid evolution of image generation models has revolutionized visual content creation, enabling the synthesis of highly realistic and contextually accurate images for diverse a…

cs.LG2025

Modality-Balancing Preference Optimization of Large Multimodal Models by Adversarial Negative Mining

Chenxi Liu, Tianyi Xiong, Yanshuo Chen +5

The task adaptation and alignment of Large Multimodal Models (LMMs) have been significantly advanced by instruction tuning and further strengthened by recent preference optimizatio…