activity
20242026
collaborators

10 papers

cs.CL2026

Beyond Static Dialogues: Benchmarking Realistic, Heterogeneous, and Evolving Long-Term Memory

Han Zhang, Zihao Tang, Xin Yu +8

In existing memory benchmarks for Large Language Models (LLMs), the evaluated dialogue sessions often lack long-term semantic consistency, and the underlying personas tend to be fl…

cs.CL2026

Dr. DocBench: A Comprehensive Benchmark for Expert-Level and Difficult Document Parsing

Minglai Yang, Xinyan Velocity Yu, Pengyuan Li +22

Document parsing and recognition are fundamental capabilities for vision-language models (VLMs) and document processing systems. However, existing Optical Character Recognition (OC…

cs.CL2026

Don't Let It Hallucinate: Premise Verification via Retrieval-Augmented Logical Reasoning

Yuehan Qin, Shawn Li, Yi Nian +3

Large language models (LLMs) have shown substantial capacity for generating fluent, contextually appropriate responses. However, they can produce hallucinated outputs, especially w…

cs.LG2026

EXACT: Explicit Attribute-Guided Decoding-Time Personalization

Xin Yu, Hanwen Xing, Lingzhou Xue

Achieving personalized alignment requires adapting large language models to each user's evolving context. While decoding-time personalization offers a scalable alternative to train…

cs.CL2025

Cancer-Myth: Evaluating Large Language Models on Patient Questions with False Presuppositions

Wang Bill Zhu, Tianqi Chen, Xinyan Velocity Yu +6

Cancer patients are increasingly turning to large language models (LLMs) for medical information, making it critical to assess how well these models handle complex, personalized qu…

cs.CV2025

Towards Better Optimization For Listwise Preference in Diffusion Models

Jiamu Bai, Xin Yu, Meilong Xu +6

Reinforcement learning from human feedback (RLHF) has proven effectiveness for aligning text-to-image (T2I) diffusion models with human preferences. Although Direct Preference Opti…