Jungsoo Lee

Senior Research Engineer
Qualcomm AI Research
jungsool[at]qti[dot]qualcomm[dot]com


About Me

I am a Senior Research Engineer at Qualcomm Korea. I earned my PhD at Korea Advanced Institute of Science and Technology (KAIST) advised by Professor Jaegul Choo. I am currently interested in multimodal learning.


Personal News

[Feb 2024] I received my PhD degree at KAIST.
[Dec 2023] I got promoted as a Senior Research Engineer at Qualcomm Korea.
[Apr 2023] I started my regular position as a Machine Learning Research Engineer at Qualcomm Korea.
[Apr 2023] I finished my internship at Qualcomm Korea.
[Oct 2022] I started my internship at Qualcomm Korea.


Publication News

[June 2025] Our "GCL" paper was accepted at NeurIPS 2025.
[June 2025] Our "PerSeg" paper was accepted at ICCV 2025.
[Mar 2025] Our "CustomKD" paper was accepted at CVPR 2025.
[July 2023] Our "Wisdom of Crowds" paper was accepted at ICCV 2023.
[July 2023] Our "CAFA" paper was accepted at ICCV 2023.
[June 2023] Our "ReLD" paper was accepted at ECML/PKDD 2023.
[Feb 2023] Our "EcoTTA" paper was accepted at CVPR 2023.
[Nov 2022] Our "BiasEnsemble" paper was accepted as oral presentation at AAAI 2023.


Publications

Generalized Contrastive Learning for Universal Multimodal Retrieval.
Jungsoo Lee, Janghoon Cho, Hyojin Park, Munawar Hayat, Kyuwoong Hwang, Fatih Porikli, Sungha Choi
NeurIPS 2025

Understanding Personal Concept in Open-Vocabulary Semantic Segmentation.
Sunghyun Park*, Jungsoo Lee*, Shubhankar Borse, Munawar Hayat, Sungha Choi, Kyuwoong Hwang, and Fatih Porikli
ICCV 2025
[Arxiv]

CustomKD: Customizing Large Vision Foundation for Edge Model Improvement via Knowledge Distillation.
Jungsoo Lee, Debasmit Das, Munawar Hayat, Sungha Choi, Kyuwoong Hwang, and Fatih Porikli .
CVPR 2025
[Arxiv]

Addressing distribution shift in computer vision.
Jungsoo Lee
PhD Thesis
[KAIST Library]

Towards Open-set Test-Time Adaptation Utilizing the Wisdom of Crowds in Entropy Minimization.
Jungsoo Lee, Debasmit Das, Jaegul Choo, and Sungha Choi.
ICCV 2023
[Arxiv]

CAFA: Class-Aware Feature Alignment for Test-Time Adaptation
Sanghun Jung, Jungsoo Lee, Nanhee Kim, Amirreza Shaban, Byron Boots, and Jaegul Choo
ICCV 2023
[Arxiv]

Deep Imbalanced Time-series Forecasting via Local Discrepancy Density.
Junwoo Park, Jungsoo Lee, Youngin Cho, Woncheol Shin, Dongmin Kim, Jaegul Choo, and Edward Choi.
ECML/PKDD 2023
[Arxiv]

EcoTTA: Memory-Efficient Continual Test-time Adaptation via Self-distilled Regularization.
Junha Song, Jungsoo Lee, In So Kweon, and Sungha Choi.
CVPR 2023
[Arxiv]

Revisiting the Importance of Amplifying Bias for Debiasing
Jungsoo Lee*, Jeonghoon Park*, Daeyoung Kim*, Juyoung Lee, Edward Choi, and Jaegul Choo (*: equal contributions)
AAAI 2023, Accepted as Oral Presentation
[Arxiv] [Github]

DASH: Visual Analytics for Debiasing Image Classification via User-Driven Synthetic Data Augmentation.
Bum Chul Kwon, Jungsoo Lee, Chaeyeon Chung, Nyoungwoo Lee, Ho-jin Choi, and Jaegul Choo.
EuroVis 2022 (Short paper)

Improving Face Recognition with Large Age Gaps by Learning to Distinguish Children
Jungsoo Lee*, Jooyeol Yun*, Sunghyun Park, Yonggyu Kim, and Jaegul Choo (*: equal contributions)
BMVC 2021
[Arxiv] [Github]

Learning Debiased Representation via Disentangled Feature Augmentation
Jungsoo Lee*, Eungyeup Kim*, Juyoung Lee, Jihyeon Lee, and Jaegul Choo (*: equal contributions)
NeurIPS 2021, Accepted as Oral Presentation (<1%)
[Arxiv] [Github]

Standardized Max Logits: A Simple yet Effective Approach for Identifying Unexpected Road Obstacles in Urban-Scene Segmentation
Sanghun Jung*, Jungsoo Lee*, Daehoon Gwak, Sungha Choi, and Jaegul Choo (*: equal contributions)
ICCV 2021, Accepted as Oral Presentation (<3%)
[Arxiv] [Github] [Video]

Understanding Human-side Impact of Sampling Image Batches in Subjective Attribute Labeling
Chaeyeon Chung*, Jungsoo Lee*, Kyungmin Park, Junsoo Lee, Minjae Kim, Mookyung Song, Yeonwoo Kim, Jaegul Choo, and Sungsoo (Ray) Hong (*: equal contributions)
CSCW 2021
[ACM DL] [Github]

Love in Lyrics: An Exploration of Supporting Textual Manifestation of Affection in Social Messaging
Taewook Kim, Jungsoo Lee, Zhenhui Peng, and Xiaojuan Ma
CSCW 2019
[ACM DL]