Yujin Choi

Yujin Choi

she/her

Postdoctroal Researcher at NTU/UNIST

Publications

Full list also available on Google Scholar. * Equal contribution. † Corresponding author.

Conference Journal Preprint

2026

Leveraging Pathology Co-occurrence for Test-Time Adaptation in Chest X-Ray Diagnosis
C9 Leveraging Pathology Co-occurrence for Test-Time Adaptation in Chest X-Ray Diagnosis
Woojin Jeong*, Yujin Choi*, Dongbin Kim, Soyeon Park, Jaewook Lee†
To appear MICCAI 2026
Exploring the effect of multi-step ascent in sharpness-aware minimization
J9 Exploring the effect of multi-step ascent in sharpness-aware minimization
Hoki Kim, Jinseong Park, Woojin Lee, Jaewook Lee, Yujin Choi†
IEEE Access
Paper arXiv BibTeX
Stability analysis of sharpness-aware minimization
C8 Stability analysis of sharpness-aware minimization
Hoki Kim, Jinseong Park, Yujin Choi, Jaewook Lee†
To appear ICML 2026
Paper arXiv Code BibTeX
Differentially Private Upsampling for Enhanced Anomaly Detection in Imbalanced Data
J8 Differentially Private Upsampling for Enhanced Anomaly Detection in Imbalanced Data
Yujin Choi, Jinseong Park, Youngjoo Park, Jaewook Lee, Junyoung Byun†
Top 5% Engineering Applications of Artificial Intelligence
Paper BibTeX
TimeBridge: Better Diffusion Prior Design with Bridge Models for Time Series Generation
C7 TimeBridge: Better Diffusion Prior Design with Bridge Models for Time Series Generation
Jinseong Park*, Seungyun Lee*, Woojin Jeong, Yujin Choi, Jaewook Lee†
KDD 2026
Paper arXiv Code BibTeX

2025

Multi-Class Support Vector Machine with Differential Privacy
C6 Multi-Class Support Vector Machine with Differential Privacy
Jinseong Park, Yujin Choi, Jaewook Lee†
NeurIPS 2025
Paper arXiv Code BibTeX
Safeguarding Privacy of Retrieval Data against Membership Inference Attacks: Is This Query Too Close to Home?
C5 Safeguarding Privacy of Retrieval Data against Membership Inference Attacks: Is This Query Too Close to Home?
Yujin Choi*, Youngjoo Park*, Junyoung Byun, Jaewook Lee, Jinseong Park†
EMNLP Findings 2025
Paper Code BibTeX
Temporal consistency ensemble empirical mode decomposition for forecasting practical metal price
J7 Temporal consistency ensemble empirical mode decomposition for forecasting practical metal price
Yujin Choi, Dongbin Kim, Jaewook Lee†
Top 5% Engineering Applications of Artificial Intelligence
Paper BibTeX
Improving the utility of differentially private clustering through dynamical processing
J6 Improving the utility of differentially private clustering through dynamical processing
Junyoung Byun, Yujin Choi, Jaewook Lee†
Top 10% Pattern Recognition
Paper BibTeX

2024

Leveraging Programmatically Generated Synthetic Data for Differentially Private Diffusion Training
P2 Leveraging Programmatically Generated Synthetic Data for Differentially Private Diffusion Training
Yujin Choi, Jinseong Park, Junyoung Byun, Jaewook Lee†
arXiv
Paper arXiv Code BibTeX
BayesNAM: Leveraging inconsistency for reliable explanations
P1 BayesNAM: Leveraging inconsistency for reliable explanations
Hoki Kim, Jinseong Park, Yujin Choi, Seungyun Lee, Jaewook Lee†
arXiv
Paper arXiv BibTeX
In-distribution public data synthesis with diffusion models for differentially private image classification
C4 In-distribution public data synthesis with diffusion models for differentially private image classification
Jinseong Park*, Yujin Choi*, Jaewook Lee†
CVPR 2024
Paper Code BibTeX
Fair Sampling in Diffusion Models through Switching Mechanism
C3 Fair Sampling in Diffusion Models through Switching Mechanism
Yujin Choi*, Jinseong Park*, Hoki Kim, Jaewook Lee, Saerom Park†
AAAI 2024
Paper Code BibTeX
Privacy-preserving inference resistant to model extraction attacks
J5 Privacy-preserving inference resistant to model extraction attacks
Junyoung Byun, Yujin Choi, Jaewook Lee, Saerom Park†
Top 10% Expert Systems with Applications
Paper BibTeX

2023

Fantastic robustness measures: The secrets of robust generalization
C2 Fantastic robustness measures: The secrets of robust generalization
Hoki Kim, Jinseong Park, Yujin Choi, Jaewook Lee†
NeurIPS 2023
Paper Code BibTeX
Fast sharpness-aware training for periodic time series classification and forecasting
J4 Fast sharpness-aware training for periodic time series classification and forecasting
Jinseong Park, Hoki Kim, Yujin Choi, Woojin Lee, Jaewook Lee†
Applied Soft Computing
Paper BibTeX
Differentially private sharpness-aware training
C1 Differentially private sharpness-aware training
Jinseong Park, Hoki Kim, Yujin Choi, Jaewook Lee†
ICML 2023
Paper Code BibTeX
Efficient homomorphic encryption framework for privacy-preserving regression
J3 Efficient homomorphic encryption framework for privacy-preserving regression
Junyoung Byun, Saerom Park, Yujin Choi, Jaewook Lee†
Applied Intelligence
Paper BibTeX
Exploring diverse feature extractions for adversarial audio detection
J2 Exploring diverse feature extractions for adversarial audio detection
Yujin Choi, Jinseong Park, Jaewook Lee, Hoki Kim†
IEEE Access
Paper BibTeX
Efficient differentially private kernel support vector classifier for multi-class classification
J1 Efficient differentially private kernel support vector classifier for multi-class classification
Jinseong Park, Yujin Choi, Junyoung Byun, Jaewook Lee, Saerom Park†
Top 10% Information Sciences
Paper Code BibTeX