collaborators

5 papers

cs.LG2026

Imputation of Unknown Missingness in Sparse Electronic Health Records

Jun Han, Josue Nassar, Sanjit Singh Batra +3

Machine learning holds great promise for advancing the field of medicine, with electronic health records (EHRs) serving as a primary data source. However, EHRs are often sparse and…

cs.LG2026

Fast and Effective On-policy Distillation from Reasoning Prefixes

Dongxu Zhang, Zhichao Yang, Sepehr Janghorbani +6

On-policy distillation (OPD), which samples trajectories from the student model and supervises them with a teacher at the token level, avoids relying solely on verifiable terminal…

cs.AI2026

ESTAR: Early-Stopping Token-Aware Reasoning For Efficient Inference

Junda Wang, Zhichao Yang, Dongxu Zhang +2

Large reasoning models (LRMs) achieve state-of-the-art performance by generating long chains-of-thought, but often waste computation on redundant reasoning after the correct answer…

cs.AI2026

POET: Protocol Optimization via Eligibility Tuning

Trisha Das, Katherine Kero, Dorinda Schumann +4

Eligibility criteria (EC) are essential for clinical trial design, yet drafting them remains a time-intensive and cognitively demanding task for clinicians. Existing automated appr…

cs.CL2025

InvestAlign: Overcoming Data Scarcity in Aligning Large Language Models with Investor Decision-Making Processes under Herd Behavior

Huisheng Wang, Zhuoshi Pan, Hangjing Zhang +3

Aligning Large Language Models (LLMs) with investor decision-making processes under herd behavior is a critical challenge in behavioral finance, which grapples with a fundamental l…