Presentations

Conference talks, posters, and abstracts, most recent first.

2026 · May
Multi-agent LLM framework predicts one-year risk across multiple cancers

American Society of Clinical Oncology (ASCO) · Chicago, IL

TrajOnco estimated one-year risk across 15 cancer types directly from longitudinal EHR, with AUROCs of 0.64–0.80.

2026 · May
Zero-shot chain-of-agents framework predicts one-year lung cancer risk directly from longitudinal EHR

International Society for Pharmacoeconomics and Outcomes Research (ISPOR) · Philadelphia, PA

AUROC 0.871 (95% CI 0.855–0.885) with no model training or feature engineering.

2026 · May
Patient journey foundation models improve EHR data quality through unit of measure imputation

International Society for Pharmacoeconomics and Outcomes Research (ISPOR) · Philadelphia, PA

98% accuracy imputing missing or incorrect units of measure across 438 unique UCUM units.

2026 · May
Characterizing oncology patient journeys and health state transitions using a data-driven Markov transition matrix in large-scale electronic health records

International Society for Pharmacoeconomics and Outcomes Research (ISPOR) · Philadelphia, PA

2026 · May
Can a generative patient journey foundation model alleviate the burden of cancer screening?

International Society for Pharmacoeconomics and Outcomes Research (ISPOR) · Philadelphia, PA

Evaluated on 1.42M patient records across four cancer types: specificity 0.89–0.98, NPV 0.85–0.94, with no labeled training data.

2025 · Nov
Predicting early-onset colorectal cancer with large language models

American Medical Informatics Association (AMIA) · Atlanta, GA

Fine-tuned LLM reached 73% sensitivity at 91% specificity across 1,953 patients.

2025 · May
Development and validation of machine learning risk prediction models for detection of early-onset colorectal cancer: Data from 30 health systems in the United States

American Society of Clinical Oncology (ASCO) · Chicago, IL

2024 · Aug
ChatGPT vs. machine learning: Assessing the efficacy and accuracy of large language models for automated essay scoring

Joint Statistical Meetings (JSM) · Portland, OR

2024 · Apr
Enhancing factor analysis: Evaluating factor retention accuracy with measurement error

American Educational Research Association (AERA) · Philadelphia, PA

2024 · Mar
ChatGPT vs. machine learning: Assessing the efficacy and accuracy of large language models for automated essay scoring

Association for Education Finance & Policy (AEFP) · Baltimore, MD

2023 · Jul
Exploratory measurement modeling with Lasso

International Meeting of the Psychometric Society (IMPS) · College Park, MD

2023 · Apr
Exploratory measurement modeling with Lasso

National Council on Measurement in Education (NCME) · Chicago, IL

2022 · Apr
Strive to survive in a pandemic in a foreign country: Korean international students’ well-being during COVID-19

American Educational Research Association (AERA) · San Diego, CA

2021 · Jun
Measuring item process data with network analysis methods

National Council on Measurement in Education (NCME) · Online

2021 · Apr
Examining differences in the retention and mobility of teachers of color by racial/ethnic group

American Educational Research Association (AERA) · Online

2021 · Apr
Understanding the role of academic achievement and psychosocial factors on adolescent depression: A latent growth model

American Educational Research Association (AERA) · Online

2021 · Apr
What does it mean to be an Asian in a pandemic? Exploring experiences of racism and discrimination among Asian international students in the United States during COVID-19

American Educational Research Association (AERA) · Online

No matching items