International Journals / Conferences

underline: advised student / asterisk*: corresponding author
2025

Mind the Missing: Variable-Aware Representation Learning for Irregular EHR Time Series using Large Language Models
Jeong Eul Kwon, Joo Heung Yoon*, and Hyo Kyung Lee*
submitted

Risk Trajectory-Based Subphenotyping Reveals Distinct Temporal Patterns in Septic Shock
Gyumin Kim, Sung Woo Lee, Su Jin Kim, Kap Su Han, Sijin Lee,  Juhyun Song*, and Hyo Kyung Lee*
submitted

Safety-Aware Explainable Deep Reinforcement Learning for Nephrotoxic Medication Management in  Critical Care
Hyunwoo Kim, Jong Hoon Kim, Sung Woo Lee, Su Jin Kim, Kap Su Han, Sijin Lee,  Juhyun Song*, and Hyo Kyung Lee*
submitted

Use of machine learning to predict peak cardiorespiratory fitness in patients with cardiovascular disease
Jungwon Suh, Bo Ryun Kim*, Hyo Kyung Lee*, Jae Seung Jung, Hee Jung Kim, Ho Sung Son,  Hongbum Kim,  Jong Hoon Kim, and Sejeong Jang
submitted

Advancing continuous prediction for acute kidney injury via multi-task learning: towards better clinical applicability
Hyun Woo Kim, Sung Woo Lee, Su Jin Kim, Kap Su Han, Sijin Lee, Juhyun Song*, and Hyo Kyung Lee*
IEEE Journal of Biomedical and Health Informatics, accepted.

CLEAR-Shock: Contrastive LEARning for Shock
Jeong Eul Kwon, Sung Woo Lee, Su Jin Kim, Kap Su Han, Sijin Lee, Juhyun Song*, and Hyo Kyung Lee*
IEEE Journal of Biomedical and Health Informatics, vol.29, no.5, pp.3414-3426.

2024
Development of continuous warning system for timely identification of septic shock
Gyumin Kim, Sung Woo Lee, Su Jin Kim, Kap Su Han, Sijin Lee, Juhyun Song*, and Hyo Kyung Lee*
Frontiers in Physiology, vol.15, pp. 1389693.

Medication Recommendation for Parkinson’s Disease based on Dynamics of Symptom Progression
Minjae Oh, Hongbum Kim, and Hyo Kyung Lee*
Scientific Reports, vol.14, no.1, 25051.

Sequential anomaly detection for continuous prediction of unexpected ICU admission from emergency department
Sooho Choi, Gyumin Kim, Jeong Eul Kwon, and Hyo Kyung Lee*
IEEE Access, vol.12, pp.96304-96318.

Multimodal reinforcement learning for embedding networks and medication recommendation in parkinson's disease
Hongbum Kim, Chanyoung Park, Jong Hoon Kim, Sejeong Jang, and Hyo Kyung Lee*
IEEE Access, vol.12, pp.74251-74267.

Multivariate time-series cluster analysis for multiple functional domains to  identify recovery patterns of patients with fragility hip fracture after surgery
Chanyoung Park, Hongbum Kim, Jungwon Suh, Jinhee Ko, Jun Hwan Choi, Sang Yoon Lee, Jaewon Beom, Jae-young Lim, Bo Ryun Kim*, and Hyo Kyung Lee*
IEEE Access, vol.12, pp.48699-48712.

2023
Drug-drug interaction and acute kidney injury development: A correlation-based network analysis
Wenjun Zhu, Erin F. Barreto, Jingshan Li, Hyo Kyung Lee*, and Kianoush Kashani*
PLOS ONE, vol.18, no.1, e0279928.

2022
A decision support system on postoperative care management of total joint replacement patients using clinical outcome measurement
Hanie Eskandari and Hyo Kyung Lee*
IEEE Robotics and Automation Letters, vol.7, no.3, pp.8558-8565.

Optimal intervention policies for TJR postoperative care process
Hyo Kyung Lee*, Jingshan Li, Philip Bain, and Jo Goffinet
Manufacturing and Service Operations Management, vol.24, no.1, pp.617-631.

2021
A prediction and interpretation framework of acute kidney injury in critical care
Kaidi Gong, Hyo Kyung Lee, Kaiye Yu, Xiaolei Xie, and Jingshan Li*
Journal of Biomedical Informatics, vol.113, 103653.

Assessing the global burden of hemorrhage: The global blood supply, deficits, and potential solutions
Nakul Raykar, et al., Hyo Kyung Lee, et al.
SAGE Open Medicine, vol.9, 20503121211054995.

2020
Workforce allocation in motorcycle transmission assembly lines: a case study on modeling, analysis, and improvement
Hang Ma, Hyo Kyung Lee, Zhongshun Shi, and Jingshan Li*
IEEE Robotics and Automation Letters, vol.5, no.3, pp.4164-4171.


2019
Reducing COPD readmissions through predictive modeling and incentive-based interventions
Xiang Zhong, Sujee Lee, Cong Zhao, Hyo Kyung Lee, Philip Bain, Tammy Kundinger, Craig Sommers, Christine Baker, and Jingshan Li*
Health Care Management Science, vol.22, no.1, pp. 121-139.

An analytical framework for TJR readmission prediction and cost-effective intervention
Hyo Kyung Lee, Rebecca Jin, Yuan Feng, Philip Bain, Jo Goffinet, Christine Baker, and Jingshan Li*
IEEE Journal of Biomedical and Health Informatics, vol.23, no.4, pp.1760-1772.

2018

Workload balancing: staffing ratio analysis for primary care redesign
Xiang Zhong, Hyo Kyung Lee, Molly Williams, Sally Kraft, Jeffery Sleeth, Richard Welnick, Lori Hauschild, and Jingshan Li*
Flexible Services and Manufacturing Journal, vol.30, no.1-2, pp.6-29.

Bottleneck Analysis to Improve Multidisciplinary Rounding Process in Intensive Care Units at Mayo Clinic
Hyo Kyung Lee, Yue Dong, Brian Pickering, Ognjen Gajic, and Jingshan Li*
IEEE Robotics and Automation Letters, vol.3, no.3, pp.2678-2685.

Joint visit in primary care clinics: Modeling, analysis, and an application study
Hyo Kyung Lee, Xiang Zhong, Jingshan Li*, Albert Musa, and Philip Bain
IISE Transactions on Healthcare Systems Engineering, vol.8, no.2, pp.93-109.

A queueing network model for analysis of patient transitions within hospitals
Hyo Kyung Lee, Albert Musa, Philip Bain, Kenneth Nelson, Christine Baker, and Jingshan Li*
IEEE Transactions on Automation Science and Engineering, vol.16, no.1, pp.6-20.

Pragmatic trial of a multidisciplinary lung cancer care model in a community healthcare setting: study design, implementation evaluation, and baseline clinical results
Matthew Smeltzer, et al, Hyo Kyung Lee, et al
Translational lung cancer research, vol.7, no.1, pp.88-102.

Reducing Bottlenecks to Improve the Efficiency of the Lung Cancer Care Delivery Process: A Process Engineering Modeling Approach to Patient-Centered Care
Feng Ju, Hyo Kyung Lee, Xinhua Yu, Nicholas Faris, Fedoria Rugless, Shan Jiang, Jingshan Li*, and Raymond Osarogiagbon (2018)
Journal of medical systems, vol.42, no.1.

2017

Modeling and analysis of postoperative intervention process for total joint replacement patients using simulations
Hyo Kyung Lee,  Rebecca Jin, Yuan Feng, Philip Bain, Jo Goffinet, Christine Baker, and Jingshan Li
IEEE International Conference on Automation Science and Engineering, Xi'an, China, pp.568-573.

Incentive-based optimal intervention policy to reduce hospital readmissions for COPD patients
Sujee Lee, Xiang Zhong, Hyo Kyung Lee, Cong Zhao, Philip Bain, Tammy Kundinger, Craig Sommers, Christine Baker, and Jingshan Li
IEEE International Conference on Automation Science and Engineering, Xi'an, China, pp.562-567.

Modeling and analysis of patient transitions in community hospitals: A systems approach
Hyo Kyung Lee, Jingshan Li*, Albert Musa, Philip Bain, and Kenneth Nelson
IEEE Transactions on Systems, Man, and Cybernetics: Systems, vol.50, no.2, pp.686-699.

From production systems to health care delivery systems: a retrospective look on similarities, difficulties and opportunities
Xiang Zhong, Hyo Kyung Lee, and Jingshan Li*
International Journal of Production Research, vol.55, no.14, pp.4212-4227.

A system-theoretic method for modeling, analysis, and improvement of lung cancer diagnosis-to-surgery process
Hyo Kyung Lee, Feng Ju, Raymond Osarogiagbon, Nicholas Faris, Xinhua Yu, Fedoria Rugless, Shan Jiang, and Jingshan Li*
IEEE Transactions on Automation Science and Engineering, vol.15, no.2, pp.531-544.

2016

An iterative method for analysis of joint visit model at Dean east clinic
Hyo Kyung Lee, Xiang Zhong, Jingshan Li, Albert Musa, and Philip Bain
IEEE International Conference on Systems, Man, and Cybernetics, Budapest, Hungary, pp.1203-1208.

A markov chain model to evaluate patient transitions in small community hospitals
Hyo Kyung Lee, Jingshan Li, Albert Musa, and Philip Bain
IEEE International Conference on Automation Science and Engineering, Fort Worth, TX, USA, pp.675-680.

Staffing ratio analysis in primary care redesign: a simulation approach
Xiang Zhong, Hyo Kyung Lee, Molly Williams, Sally Kraft, Jeffery Sleeth, Richard Welnick, and Jingshan Li
Health Care Systems Engineering for Scientists and Practitioners: HCSE, Lyon, France, pp.133-144.

2015

Computer modeling of lung cancer diagnosis-to-treatment process
Feng Ju, Hyo Kyung Lee, Raymond Osarogiagbon, Xinhua Yu, Nicholas Faris, and Jingshan Li*
Translational lung cancer research, vol.4, no.4, pp.404-414.