activity
20242026
most citedGenerative Medical Event Models Improve with Scale

3 citations · 6 across the 21 of their papers we have counts for

collaborators

23 papers

cs.CL2026

HERO: Harnessing Evidence for Test-time Refinement and Prompt Optimization in Program Generation

Mingyu Lu, Timothy Ossowski, Tristan Naumann +2

Harness optimization improves LLMs by refining reusable prompts and scaffolding, yet requires further adaptation for program generation tasks such as text-to-SQL and text-to-Python…

cs.CL2026

Large Language Models are Approximate Survival Estimators

Juan M Zambrano Chaves, Peniel Argaw, Risa Ueno +5

Survival analysis estimates time-to-event outcomes from patient covariates and is widely used for medical risk assessment. Patients seeking prognostic information after a diagnosis…

cs.CV2026

GigaPath-Flash and GigaTIME-Flash: Efficient Pathology Foundation Models for Whole-Slide and Tumor Microenvironment Analysis

Naoto Usuyama, Jeya Maria Jose Valanarasu, Sicong Yao +27

Foundation models have emerged as a driving force in computational pathology, with the potential to transform cancer diagnosis, prognosis, and treatment selection by learning trans…

cs.AI2026

Building Agent Harnesses for Scientific Curation from Multimodal Sources

Sheng Zhang, Qin Liu, Renqian Luo +9

Scientific discovery workflows often depend on structured curation from the literature. This is difficult for current agents because the key evidence is scattered across long text,…

cs.CV2026

MedPMC: A Systematic Framework for Scaling High-Fidelity Medical Multimodal Data for Foundation Models

Hyunjae Kim, Dain Kim, Pan Xiao +25

Medicine is inherently multimodal, requiring clinicians to synthesize information across diverse data streams. Yet the development of multimodal foundation models is constrained by…

cs.AI2026

HealthAgentBench: A Unified Benchmark Suite of Realistic Agentic Healthcare Environments for Challenging Frontier AI Agents

Qianchu Liu, Sheng Zhang, Guanghui Qin +18

As AI agents become increasingly capable of complex, long-horizon reasoning, rigorous evaluation is essential for measuring progress toward real-world healthcare applications. Howe…

cs.CV2026

Video Models Can Reason with Verifiable Rewards

Tinghui Zhu, Sheng Zhang, James Y. Huang +5

Video diffusion models have made rapid progress in perceptual realism and temporal coherence, but they remain primarily optimized for plausible generation rather than verifiable re…

cs.AI2026

CodeClinic: Evaluating Automation of Coding Skills for Clinical Reasoning Agents

Timothy Ossowski, Xinchi Liu, Danyal Maqbool +6

Clinical reasoning agents based on large language models (LLMs) aim to automate tasks such as intensive care unit (ICU) monitoring and patient state tracking from electronic health…

cs.CV2026

Learning Sparse Visual Representations via Spatial-Semantic Factorization

Theodore Zhengde Zhao, Sid Kiblawi, Jianwei Yang +6

Self-supervised learning (SSL) faces a fundamental conflict between semantic understanding and image reconstruction. High-level semantic SSL (e.g., DINO) relies on global tokens th…

cs.CV2026

Scaling medical imaging report generation with multimodal reinforcement learning

Qianchu Liu, Sheng Zhang, Guanghui Qin +10

Frontier models have demonstrated remarkable capabilities in understanding and reasoning with natural-language text, but they still exhibit major competency gaps in multimodal unde…

cs.AI2025★ 1 cited

OctoMed: Data Recipes for State-of-the-Art Multimodal Medical Reasoning

Timothy Ossowski, Sheng Zhang, Qianchu Liu +5

High-quality and carefully curated data is a cornerstone of training medical large language models, as it directly impacts both generalization and robustness to unseen clinical tas…

cs.CL2025

Be My Eyes: Extending Large Language Models to New Modalities Through Multi-Agent Collaboration

James Y. Huang, Sheng Zhang, Qianchu Liu +5

Large Language Models (LLMs) have demonstrated remarkable capabilities in challenging, knowledge-intensive reasoning tasks. However, extending LLMs to perceive and reason over a ne…

cs.CL2025

OmniStruct: Universal Text-to-Structure Generation across Diverse Schemas

James Y. Huang, Wenxuan Zhou, Nan Xu +5

The ability of Large Language Models (LLMs) to generate structured outputs that follow arbitrary schemas is crucial to a wide range of downstream tasks that require diverse structu…

cs.CL2025

ArenaBencher: Automatic Benchmark Evolution via Multi-Model Competitive Evaluation

Qin Liu, Jacob Dineen, Yuxi Huang +4

Benchmarks are central to measuring the capabilities of large language models and guiding model development, yet widespread data leakage from pretraining corpora undermines their v…

eess.IV2025

AURAD: Anatomy-Pathology Unified Radiology Synthesis with Progressive Representations

Shuhan Ding, Jingjing Fu, Yu Gu +6

Medical image synthesis has become an essential strategy for augmenting datasets and improving model generalization in data-scarce clinical settings. However, fine-grained and cont…

cs.AI2025★ 1 cited

The Illusion of Readiness in Health AI

Yu Gu, Jingjing Fu, Xiaodong Liu +29

Large language models have demonstrated remarkable performance in a wide range of medical benchmarks. Yet underneath the seemingly promising results lie salient growth areas, espec…

cs.LG2025

CancerGUIDE: Cancer Guideline Understanding via Internal Disagreement Estimation

Alyssa Unell, Noel C. F. Codella, Sam Preston +13

The National Comprehensive Cancer Network (NCCN) provides evidence-based guidelines for cancer treatment. Translating complex patient presentations into guideline-compliant treatme…

cs.LG2025★ 3 cited

Generative Medical Event Models Improve with Scale

Shane Waxler, Paul Blazek, Davis White +16

Realizing personalized medicine at scale calls for methods that distill insights from longitudinal patient journeys, which can be viewed as a sequence of medical events. Foundation…

cs.AI2025

X-Reasoner: Towards Generalizable Reasoning Across Modalities and Domains

Qianchu Liu, Sheng Zhang, Guanghui Qin +9

Recent proprietary models (e.g., o3) have begun to demonstrate strong multimodal reasoning capabilities. Yet, most existing open-source research concentrates on training text-only…

cs.CL2025

Exploring Scaling Laws for EHR Foundation Models

Sheng Zhang, Qin Liu, Naoto Usuyama +3

The emergence of scaling laws has profoundly shaped the development of large language models (LLMs), enabling predictable performance gains through systematic increases in model si…

cs.CV2025

Boltzmann Attention Sampling for Image Analysis with Small Objects

Theodore Zhao, Sid Kiblawi, Naoto Usuyama +4

Detecting and segmenting small objects, such as lung nodules and tumor lesions, remains a critical challenge in image analysis. These objects often occupy less than 0.1% of an imag…

cs.CL2025★ 1 cited

Universal Abstraction: Harnessing Frontier Models to Structure Real-World Data at Scale

Cliff Wong, Sam Preston, Qianchu Liu +22

A significant fraction of real-world patient information resides in unstructured clinical text. Medical abstraction extracts and normalizes key structured attributes from free-text…

cs.CL2024

A Perspective for Adapting Generalist AI to Specialized Medical AI Applications and Their Challenges

Zifeng Wang, Hanyin Wang, Benjamin Danek +6

The integration of Large Language Models (LLMs) into medical applications has sparked widespread interest across the healthcare industry, from drug discovery and development to cli…