I’m Junu Kim, a postdoctoral researcher at the KAIST Graduate School of AI, advised by Professor Edward Choi.

I study (1) reasoning in language models, (2) long context modeling, and (3) specialized large language models for clinical data.

Keywords: Long Context Modeling, ML4H, Clinical LLMs

Junu Kim

News

Sep 2026
Started as a postdoctoral researcher at KAIST.
Aug 2026
Received my Ph.D. in Artificial Intelligence from KAIST.
Jul 2026
C-Reason is accepted to MLHC 2026.
Apr 2026
LayerNorm Induces Recency Bias in Transformer Decoders is accepted to ACL 2026 Findings.
Apr 2026
Started a research internship at the Institute of Foundation Models, Post-Training Team (K2-Horizon).

Selected papers all publications →

MLHC 2026
Enhancing LLMs' Clinical Reasoning with Real-World Data from a Nationwide Sepsis RegistryWe propose enhancing the clinical reasoning capabilities of LLMs by leveraging real-world clinical data.arXivCode
ACL 2026 Findings
LayerNorm Induces Recency Bias in Transformer DecodersWe discover that LayerNorm induces recency bias in Transformer decoders.arXivCode
MLHC 2024
General-Purpose Retrieval-Enhanced Medical Prediction Model Using Near-Infinite HistoryWe propose REMed, the first retrieval-based model for medical prediction tasks, which reduces the need for domain experts in the development process.PaperCode
ACL 2024 Findingsco-first author
Publicly Shareable Clinical Large Language Model Built on Synthetic Clinical NotesWe introduce the first publicly sharable clinical large language model, Asclepius.PaperCodeHugging Face

Experience & Education

Experience

Sep 2026 – present
Postdoctoral Researcher, KAISTAdvisor: Edward Choi
Apr – Aug 2026
Research Intern, Institute of Foundation ModelsPost-Training Team · Project: K2-Horizon · Manager: Haonan Li, Rupesh Srivastava
Jun – Dec 2025
Research Intern, Microsoft Research AsiaArtificial Intelligence & Reasoning Team · Project: LayerNorm Induces Recency Bias in Transformer Decoders · Mentor: Xiao Liu

Education

2022 – Aug 2026
Ph.D. in Artificial Intelligence, Kim Jaechul Graduate School of AI, KAISTAdvisor: Edward Choi
2018 – 2022
B.S. in Computer Science, School of Computing, KAIST