collaborators

6 papers

cs.IR2025

SIDEKICK: A Semantically Integrated Resource for Drug Effects, Indications, and Contraindications

Mohammad Ashhad, Olga Mashkova, Ricardo Henao +1

Pharmacovigilance and clinical decision support systems utilize structured drug safety data to guide medical practice. However, existing datasets frequently depend on terminologies…

stat.ML2025

Generating Accurate Synthetic Survival Data by Conditioning on Outcomes

Mohd Ashhad, Ricardo Henao

Synthetically generated data can improve privacy, fairness, and data accessibility; however, it can be challenging in specialized scenarios such as survival analysis. One key chall…

cs.LG2025

Learning Survival Distributions with the Asymmetric Laplace Distribution

Deming Sheng, Ricardo Henao

Probabilistic survival analysis models seek to estimate the distribution of the future occurrence (time) of an event given a set of covariates. In recent years, these models have p…

stat.ML2025

On Understanding Attention-Based In-Context Learning for Categorical Data

Aaron T. Wang, William Convertino, Xiang Cheng +2

In-context learning based on attention models is examined for data with categorical outcomes, with inference in such models viewed from the perspective of functional gradient desce…

cs.CL2025

Learning to Substitute Words with Model-based Score Ranking

Hongye Liu, Ricardo Henao

Smart word substitution aims to enhance sentence quality by improving word choices; however current benchmarks rely on human-labeled data. Since word choices are inherently subject…

cs.CV2024

Deep learning-driven pulmonary artery and vein segmentation reveals demography-associated vasculature anatomical differences

Yuetan Chu, Gongning Luo, Longxi Zhou +13

Pulmonary artery-vein segmentation is crucial for disease diagnosis and surgical planning and is traditionally achieved by Computed Tomography Pulmonary Angiography (CTPA). However…