collaborators

11 papers

cs.LG2025

TRIALSCOPE: A Unifying Causal Framework for Scaling Real-World Evidence Generation with Biomedical Language Models

Javier González, Risa Ueno, Cliff Wong +12

The rapid digitization of real-world data presents an unprecedented opportunity to optimize healthcare delivery and accelerate biomedical discovery. However, these data are often f…

cs.CL2025

Offset Unlearning for Large Language Models

James Y. Huang, Wenxuan Zhou, Fei Wang +4

Despite the strong capabilities of Large Language Models (LLMs) to acquire knowledge from their training corpora, the memorization of sensitive information in the corpora such as c…

cs.CL2025

MetaScale: Test-Time Scaling with Evolving Meta-Thoughts

Qin Liu, Wenxuan Zhou, Nan Xu +5

One critical challenge for large language models (LLMs) for making complex reasoning is their reliance on matching reasoning patterns from training data, instead of proactively sel…

cs.CV2025

Semantic-Clipping: Efficient Vision-Language Modeling with Semantic-Guidedd Visual Selection

Bangzheng Li, Fei Wang, Wenxuan Zhou +5

Vision-Language Models (VLMs) leverage aligned visual encoders to transform images into visual tokens, allowing them to be processed similarly to text by the backbone large languag…

cs.CL2025

Med-RLVR: Emerging Medical Reasoning from a 3B base model via reinforcement Learning

Sheng Zhang, Qianchu Liu, Guanghui Qin +2

Reinforcement learning from verifiable rewards (RLVR) has recently gained attention for its ability to elicit self-evolved reasoning capabilitie from base language models without e…

cs.CV2025

From Introspection to Best Practices: Principled Analysis of Demonstrations in Multimodal In-Context Learning

Nan Xu, Fei Wang, Sheng Zhang +2

Motivated by in-context learning (ICL) capabilities of Large Language Models (LLMs), multimodal LLMs with additional visual modality are also exhibited with similar ICL abilities w…