Simon A. Lee

PhD student, Computational Medicine, University of California, Los Angeles

Researcher, Health Intelligence, Research, Google

Researcher, Digital Health, Samsung

Joined

September 2023

Names

Simon A. Lee (Preferred)

Simon Austin Lee

Simon A Lee

Emails

****@g.ucla.edu (Confirmed)

****@mednet.ucla.edu (Confirmed)

****@partner.samsung.com (Confirmed)

****@google.com (Confirmed)

Personal Links

Career & Education History

PhD student

Computational Medicine, University of California, Los Angeles (ucla.edu)

2023 – 2027

Researcher

Health Intelligence, Research, Google (research.google.com)

2026 – 2026

Researcher

Digital Health, Samsung (samsung.com)

2025 – 2026

Advisors, Relations & Conflicts

PhD Advisor

Jeffrey Chiang

2023 – 2027

Coworker

A. Ali Heydari

2026 – 2026

Coworker

Ahmed Metwally

2026 – 2026

Coworker

Sharanya Arcot Desai

2025 – 2026

Expertise

machine learning

2024 – Present

Publications

Reflections from Research Roundtables at the Conference on Health, Inference, and Learning (CHIL) 2025.
Emily Alsentzer, Marie-Laure Charpignon, Bill Chen, Niharika D'Souza, Jason A. Fries, Yixing Jiang, Aparajita Kashyap, Chanwoo Kim, Simon A. Lee, Aishwarya Mandyam, Ashery Christopher Mbilinyi, Nikita Mehandru, Nitish Nagesh, Brighton Nuwagira, Emma Pierson, Arvind Pillai, Akane Sano, Tanveer F. Syeda-Mahmood, Shashank Yadav, Elias Adhanom et al. (73 additional authors not shown)
- CoRR 2025
- Readers: Everyone
One Loss to Rule Them All: Marked Time-to-Event for Structured EHR Foundation Models
Zilin Jing, Vincent Jeanselme, Yuta Kobayashi, Simon A. Lee, Chao Pang, Aparajita Kashyap, Yanwei Li, Xinzhuo Jiang, Shalmali Joshi
- CoRR 2026
- Readers: Everyone
Wavelet-Driven Masked Multiscale Reconstruction for PPG Foundation Models
Megha Thukral, Cyrus Tanade, Simon A. Lee, Juhyeon Lee, Hao Zhou, Keum San Chun, Migyeong Gwak, Viswam Nathan, Md Mahbubur Rahman, Li Zhu, Mehrab Bin Morshed, Subramaniam Venkatraman, Sharanya Arcot Desai
- CoRR 2026
- Readers: Everyone
HiMAE: Hierarchical Masked Autoencoders Discover Resolution-Specific Structure in Wearable Time Series
Simon A. Lee, Cyrus Tanade, Hao Zhou, Juhyeon Lee, Megha Thukral, Minji Han, Rachel Choi, Md Sazzad Hissain Khan, Baiying Lu, Migyeong Gwak, Mehrab Bin Morshed, Viswam Nathan, Md Mahbubur Rahman, Li Zhu, Subramaniam Venkatraman, Sharanya Arcot Desai
- CoRR 2025
- Readers: Everyone
Wavelet-Driven Masked Multiscale Reconstruction for PPG Foundation Models
Megha Thukral, Cyrus Tanade, Simon A. Lee, Juhyeon Lee, Hao Zhou, Keum San Chun, Migyeong Gwak, Viswam Nathan, Md Mahbubur Rahman, Li Zhu, Mehrab Bin Morshed, Subramaniam Venkatraman, Sharanya Arcot Desai
- Submitted to ICLR 2026
- Readers: Everyone
HiMAE: Hierarchical Masked Autoencoders Discover Resolution-Specific Structure in Wearable Time Series
Simon A. Lee, Cyrus Tanade, Hao Zhou, Juhyeon Lee, Megha Thukral, Md Sazzad Hissain Khan, Keum San Chun, Baiying Lu, Migyeong Gwak, Mehrab Bin Morshed, Viswam Nathan, Md Mahbubur Rahman, Li Zhu, Subramaniam Venkatraman, Sharanya Arcot Desai
- ICLR 2026 Poster
- Readers: Everyone
Wavelet-Based Masked Multiscale Reconstruction for PPG Foundation Models
Megha Thukral, Cyrus Tanade, Simon A. Lee, Juhyeon Lee, Sharanya Arcot Desai
- TS4H NeurIPS 2025 Poster
- Readers: Everyone
Towards On-device Foundation Models for Raw Wearable Signals
Simon A. Lee, Cyrus Tanade, Hao Zhou, Juhyeon Lee, Megha Thukral, Baiying Lu, Sharanya Arcot Desai
- TS4H NeurIPS 2025 Poster
- Readers: Everyone
Foundation Models for Physiological Signals: Opportunities and Challenges
Simon A. Lee, Kai Akamatsu
- OpenReview Archive Direct Upload
- Readers: Everyone
Clinical modernbert: An efficient and long context encoder for biomedical text
Simon A. Lee, Anthony Wu, Jeffrey N Chiang
- arXiv
- Readers: Everyone

View all 29 publications

Co-Authors

Aaron Tierney
Aditya Gorla
Aishwarya Mandyam
Akane Sano
Akos Rudas
Aleksia Kolo
Alex Chen
Alex Su Hong Chen
Ali Eshragh
Amelia Archer
Anita Silver
Annika Kumar
Anthony Wu
Aparajita Kashyap
Arabdha Biswas
Arvind Pillai
Ashery Christopher Mbilinyi
Avishaan Sethi
Baiying Lu
Behdokht Kiafar
Bhavya Jain
Bill Chen
Brighton Nuwagira
Byron Wallace
Chang Liu

View all 167 co-authors