activity
20232026
most citedMonitoring AI-Modified Content at Scale: A Case Study on the Impact of ChatGPT on AI Conference Peer Reviews

69 citations · 123 across the 9 of their papers we have counts for

collaborators

9 papers

cs.CL2026

Conversation as Measurement in Clinical Encounters: Observable Phase Structure, Partially Observable Patient State

Lily Chen, Ted Mau, Michael Gensheimer +3

Many modern AI systems analyze conversational traces to infer aspects of human interaction and state, implicitly assuming that such information is recoverable from conversation. We…

cs.AI2026

Cerebra: A Multidisciplinary AI Board for Multimodal Dementia Characterization and Risk Assessment

Sheng Liu, Long Chen, Zeyun Zhao +16

Modern clinical practice increasingly depends on reasoning over heterogeneous, evolving, and incomplete patient data. Although recent advances in multimodal foundation models have…

cs.CL2025

More Thinking, Less Seeing? Assessing Amplified Hallucination in Multimodal Reasoning Models

Chengzhi Liu, Zhongxing Xu, Qingyue Wei +5

Test-time compute has empowered multimodal large language models to generate extended reasoning chains, yielding strong performance on tasks such as multimodal math reasoning. Howe…

cs.CL2025

Knowledge or Reasoning? A Close Look at How LLMs Think Across Domains

Juncheng Wu, Sheng Liu, Haoqin Tu +5

Recent advances in reasoning-enhanced Large Language Models such as OpenAI-o1/3 and DeepSeek-R1 have significantly improved performance on complex tasks. However, the quality and t…

cs.CV2024★ 1 cited

Reducing Hallucinations in Vision-Language Models via Latent Space Steering

Sheng Liu, Haotian Ye, Lei Xing +1

Hallucination poses a challenge to the deployment of large vision-language models (LVLMs) in applications. Unlike in large language models (LLMs), hallucination in LVLMs often aris…

physics.med-ph2024★ 6 cited

Automated radiotherapy treatment planning guided by GPT-4Vision

Sheng Liu, Oscar Pastor-Serrano, Yizheng Chen +10

Objective: Radiotherapy treatment planning is a time-consuming and potentially subjective process that requires the iterative adjustment of model parameters to balance multiple con…

cs.CL2024★ 43 cited

Mapping the Increasing Use of LLMs in Scientific Papers

Weixin Liang, Yaohui Zhang, Zhengxuan Wu +11

Scientific publishing lays the foundation of science by disseminating research findings, fostering collaboration, encouraging reproducibility, and ensuring that scientific knowledg…

cs.CL2024★ 69 cited

Monitoring AI-Modified Content at Scale: A Case Study on the Impact of ChatGPT on AI Conference Peer Reviews

Weixin Liang, Zachary Izzo, Yaohui Zhang +9

We present an approach for estimating the fraction of text in a large corpus which is likely to be substantially modified or produced by a large language model (LLM). Our maximum l…

cs.LG2023★ 4 cited

In-context Vectors: Making In Context Learning More Effective and Controllable Through Latent Space Steering

Sheng Liu, Haotian Ye, Lei Xing +1

Large language models (LLMs) demonstrate emergent in-context learning capabilities, where they adapt to new tasks based on example demonstrations. However, in-context learning has…