activity
20242026
most citedBIGbench: A Unified Benchmark for Evaluating Multi-dimensional Social Biases in Text-to-Image Models

2 citations · 4 across the 17 of their papers we have counts for

collaborators

17 papers

cs.CY2026

BiasIG: Benchmarking Multi-dimensional Social Biases in Text-to-Image Models

Hanjun Luo, Zhimu Huang, Haoyu Huang +5

Text-to-Image (T2I) generative models have revolutionized content creation, yet they inherently risk amplifying societal biases. While sociological research provides systematic cla…

cs.CL2025

Towards Proactive Personalization through Profile Customization for Individual Users in Dialogues

Xiaotian Zhang, Yuan Wang, Ruizhe Chen +3

The deployment of Large Language Models (LLMs) in interactive systems necessitates a deep alignment with the nuanced and dynamic preferences of individual users. Current alignment…

cs.CV2025

Datasets and Recipes for Video Temporal Grounding via Reinforcement Learning

Ruizhe Chen, Zhiting Fan, Tianze Luo +7

Video Temporal Grounding (VTG) aims to localize relevant temporal segments in videos given natural language queries. Despite recent progress with large vision-language models (LVLM…

cs.CL2025

Med-U1: Incentivizing Unified Medical Reasoning in LLMs via Large-scale Reinforcement Learning

Xiaotian Zhang, Yuan Wang, Zhaopeng Feng +6

Medical Question-Answering (QA) encompasses a broad spectrum of tasks, including multiple choice questions (MCQ), open-ended text generation, and complex computational reasoning. D…

cs.CV2025

CAPO: Reinforcing Consistent Reasoning in Medical Decision-Making

Songtao Jiang, Yuan Wang, Ruizhe Chen +8

In medical visual question answering (Med-VQA), achieving accurate responses relies on three critical steps: precise perception of medical imaging data, logical reasoning grounded…

cs.CL2025

BiasGuard: A Reasoning-enhanced Bias Detection Tool For Large Language Models

Zhiting Fan, Ruizhe Chen, Zuozhu Liu

Identifying bias in LLM-generated content is a crucial prerequisite for ensuring fairness in LLMs. Existing methods, such as fairness classifiers and LLM-based judges, face limitat…

cs.CL2025★ 1 cited

Persona-judge: Personalized Alignment of Large Language Models via Token-level Self-judgment

Xiaotian Zhang, Ruizhe Chen, Yang Feng +1

Aligning language models with human preferences presents significant challenges, particularly in achieving personalization without incurring excessive computational costs. Existing…

cs.CL2025

DiffPO: Diffusion-styled Preference Optimization for Efficient Inference-Time Alignment of Large Language Models

Ruizhe Chen, Wenhao Chai, Zhifei Yang +5

Inference-time alignment provides an efficient alternative for aligning LLMs with humans. However, these approaches still face challenges, such as limited scalability due to policy…

cs.LG2024

Decoupling Dark Knowledge via Block-wise Logit Distillation for Feature-level Alignment

Chengting Yu, Fengzhao Zhang, Ruizhe Chen +4

Knowledge Distillation (KD), a learning manner with a larger teacher network guiding a smaller student network, transfers dark knowledge from the teacher to the student via logits…

cs.CL2024

FairMT-Bench: Benchmarking Fairness for Multi-turn Dialogue in Conversational LLMs

Zhiting Fan, Ruizhe Chen, Tianxiang Hu +1

The growing use of large language model (LLM)-based chatbots has raised concerns about fairness. Fairness issues in LLMs can lead to severe consequences, such as bias amplification…

cs.CV2024

Modality-Fair Preference Optimization for Trustworthy MLLM Alignment

Songtao Jiang, Yan Zhang, Ruizhe Chen +6

Multimodal large language models (MLLMs) have achieved remarkable success across various tasks. However, separate training of visual and textual encoders often results in a misalig…

cs.CL2024

PAD: Personalized Alignment of LLMs at Decoding-Time

Ruizhe Chen, Xiaotian Zhang, Meng Luo +2

Aligning with personalized preferences, which vary significantly across cultural, educational, and political differences, poses a significant challenge due to the computational cos…

cs.CL2024★ 1 cited

DynamicNER: A Dynamic, Multilingual, and Fine-Grained Dataset for LLM-based Named Entity Recognition

Hanjun Luo, Yingbin Jin, Xinfeng Li +6

The advancements of Large Language Models (LLMs) have spurred a growing interest in their application to Named Entity Recognition (NER) methods. However, existing datasets are prim…

cs.CV2024

VersusDebias: Universal Zero-Shot Debiasing for Text-to-Image Models via SLM-Based Prompt Engineering and Generative Adversary

Hanjun Luo, Ziye Deng, Haoyu Huang +3

With the rapid development of Text-to-Image (T2I) models, biases in human image generation against demographic social groups become a significant concern, impacting fairness and et…

cs.CL2024

Identifying and Mitigating Social Bias Knowledge in Language Models

Ruizhe Chen, Yichen Li, Jianfei Yang +3

Generating fair and accurate predictions plays a pivotal role in deploying large language models (LLMs) in the real world. However, existing debiasing methods inevitably generate u…

cs.CL2024

BiasAlert: A Plug-and-play Tool for Social Bias Detection in LLMs

Zhiting Fan, Ruizhe Chen, Ruiling Xu +1

Evaluating the bias in Large Language Models (LLMs) becomes increasingly crucial with their rapid development. However, existing evaluation methods rely on fixed-form outputs and c…

cs.CV2024★ 2 cited

BIGbench: A Unified Benchmark for Evaluating Multi-dimensional Social Biases in Text-to-Image Models

Hanjun Luo, Haoyu Huang, Ziye Deng +6

Text-to-Image (T2I) generative models are becoming increasingly crucial due to their ability to generate high-quality images, but also raise concerns about social biases, particula…