collaborators

8 papers

cs.AI2025

OmniDPO: A Preference Optimization Framework to Address Omni-Modal Hallucination

Junzhe Chen, Tianshu Zhang, Shiyu Huang +6

Recently, Omni-modal large language models (OLLMs) have sparked a new wave of research, achieving impressive results in tasks such as audio-video understanding and real-time enviro…

cs.CL2025

HiURE: Hierarchical Exemplar Contrastive Learning for Unsupervised Relation Extraction

Shuliang Liu, Xuming Hu, Chenwei Zhang +3

Unsupervised relation extraction aims to extract the relationship between entities from natural language sentences without prior information on relational scope or distribution. Ex…

cs.CV2024

ICT: Image-Object Cross-Level Trusted Intervention for Mitigating Object Hallucination in Large Vision-Language Models

Junzhe Chen, Tianshu Zhang, Shiyu Huang +4

Despite the recent breakthroughs achieved by Large Vision Language Models (LVLMs) in understanding and responding to complex visual-textual contexts, their inherent hallucination t…

cs.CR2024

MarkLLM: An Open-Source Toolkit for LLM Watermarking

Leyi Pan, Aiwei Liu, Zhiwei He +9

LLM watermarking, which embeds imperceptible yet algorithmically detectable signals in model outputs to identify LLM-generated text, has become crucial in mitigating the potential…

cs.CL2024

A Survey of Text Watermarking in the Era of Large Language Models

Aiwei Liu, Leyi Pan, Yijian Lu +7

Text watermarking algorithms are crucial for protecting the copyright of textual content. Historically, their capabilities and application scenarios were limited. However, recent a…

cs.CL2024

On the Robustness of Document-Level Relation Extraction Models to Entity Name Variations

Shiao Meng, Xuming Hu, Aiwei Liu +4

Driven by the demand for cross-sentence and large-scale relation extraction, document-level relation extraction (DocRE) has attracted increasing research interest. Despite the cont…