I am a Master's student at Edlab @KAIST AI, advised by Edward Choi. I am interested in natural language processing, machine learning for healthcare, and conversational agents.

Topics of interest

Large Language Models, Conversational Agents, text-to-SQL, healthcare

Publications

2025

Multi-Stage Text-to-SQL Abstention Framework for EHR Database Question Answering

Gyubok Lee*, Woosog Chay*, Edward Choi (*: Equal Contribution)

Under Review

2024

DialSim: A Real-Time Simulator for Evaluating Long-Term Dialogue Understanding of Conversational Agents

Jiho Kim, Woosog Chay, Hyeonji Hwang, Daeun Kyung, Hyunseung Chung, Eunbyeol Cho, Yohan Jo, Edward Choi 

Preprint

TrustSQL: Benchmarking Text-to-SQL Reliability with Penalty-Based Scoring

Gyubok Lee, Woosog Chay, Seonhee Cho, Edward Choi

Preprint

Education

• M.S. in Artificial Intelligence, KAIST, Aug. 2023 - Present

• B.S. in Electrical Engineering, KAIST, Mar. 2018 - Feb. 2022