Jae Seong Lee

AI Researcher

About Me

Highly motivated on learning new things related with deep learning. Currently interested in example difficulty and dataset construction.

Currently, I’m working as

  • full-time AI researcher in ActionPower
  • computer vision & deep learning seminar, study team leader in PoolC

Education

YONSEI University

BS on Mechanical Engineering

2014.03 - 2021.02

https://www.yonsei.ac.kr/sc/

Language

Korean

Mother Tongue

English

Fluent

  • TOEIC 840 (LC 435, RC 405) on 2022.02.20.
  • OPIc IM2 on 2020.04.08.

Work Experience

ActionPower

AI Researcher

2022.10 - present

https://actionpower.kr/
  • Research Field 1. Dataset Construction
  • Research Field 2. Code-Switching ASR (Korean/English)

DeepBio

Machine Learning Engineer

2021.09 - 2022.08

https://www.deepbio.co.kr/
  • Research Field 1. Learning General Representation on Pathology Images
  • Research Field 2. Self-supervised Learning on Pathology Images

TmaxAI

Computer Vision Researcher

2020.12 - 2021.08

https://www.tmax.co.kr/tmaxai
  • Research Field 1. OCR with Low-quality Labels
  • Research Field 2. Augmentation for Detection & Classification
  • Research Field 3. Table Recognition and Data Preprocessing

SOTALabs

Computer Vision Researcher

2020.09 - 2020.11

https://www.rocketpunch.com/companies/sotalabs
  • Research Field 1. Fashion Image Retrieval
  • Research Field 2. Fashion Image Multi-label Tagging

NAVER Corporation

AI RUSH Intern

2020.08 - 2020.08

https://www.naver.com/
  • Research Field 1. Learning General Representation on Noisy Image Dataset
  • Research Field 2. Music Genre Classification with Meta Information

(주)누아

Research Intern

2019.12 - 2020.01

https://www.rocketpunch.com/companies/ju-nua/jobs
  • Research Field 1. Rotated Image Generation
  • Research Field 2. Subword Tokenizer for Korean

Lab Experience

OptiML Lab

Research Intern

2023.07 - 2023.12

https://chulheeyun.github.io/
  • Research Field 1. Research on Measuring Example Difficulty
  • Research Field 2. Research on Last Layer Re-training on Extreme Dataset (class imbalance, spurious correlation, label noise)

DAVIAN Lab

Research Intern

2022.03 - 2022.08

http://davian.uldesign17.co.kr/
  • Research Field 1. Research on Learning De-biased Representation from Biased Dataset
  • Research Field 2. Research on Out-of-Distribution Detection

Visual Intelligence Lab

Research Intern

2021.06 - 2021.11

https://sites.google.com/yonsei.ac.kr/vi-lab/
  • Research Field 1. Research on GAN Detection
  • Research Field 2. Research on Self-supervised Learning

Computer Vision Lab

Undergraduate Research Intern

2020.07 - 2020.08

https://cvlab.yonsei.ac.kr/
  • Research Field 1. Research on Person Re-Identification
  • Research Field 2. Research on Pedestrian Attribute Recognition

SEVERANCE Hospital

Undergraduate Intern

2020.04 - 2020.06

https://sev.severance.healthcare/sev/index.do
  • Worked under Professor Ahn
  • Paper Published on Neuroradiology 2021
  • Research Field 1. X-ray Image Joint Detection
  • Research Field 2. Brain Tumor Image Segmentation and Classification

Knowledge Based Design Lab

Undergraduate Intern

2019.01 - 2020.06

https://kbd.yonsei.ac.kr/
  • Research Field 1. SEPSIS Prediction
  • Research Field 2. Autonomous Driving for Mobile Robot

Competitions

2022 NAVER AI RUSH

2022.07 - 2022.08

https://campaign.naver.com/clova_airush/
  • Review image scoring
  • Face age prediction

2020 NIPA AI Competition

2020.10 - 2020.11

https://ai-korea.kr/main/main.do
  • 1st place on Final Competition, KB insurance task
  • 1st place on Preliminary Competition
  • Check competition information, tasks and source codes from github

꿈꾸는아이(AI) 경진대회 시즌 1

2020.10 - 2020.11

https://dreamai.kr/fair_lge
  • GAN detection

2020 NAVER AI RUSH

2020.07 - 2020.07

https://campaign.naver.com/airush/
  • NAVER Smartstore spam image filtering
  • Top-rank and join as intern

2019 Summer NDM Contest

https://cafe.naver.com/nexonndm
  • 1st place as university
  • Top-view mobile 2D shooting game with Unity

2018 Summer LINE Game Development Club Contest

https://linepluscorp.com/
  • 2nd place as team
  • Mobile 2D shooting game with Unity

Other Activities

PoolC

Computer Vision & Deep Learning Seminar and Study Team Lead

2017.03 - present

https://poolc.org/

DIYA

Computer Vision Team Lead

2018.03 - 2023.02

https://blog.diyaml.com/

elice

Data Coach

2022.04 - 2022.05

https://elice.io/

LIKELION

AI Assistant Instructor

2020.10 - 2020.12

https://www.likelion.net/

HYUNDAI AutoEver

Smart Mobility HW & SW Mentor

2018.08 - 2018.10

http://hyundaiautoeversmart.com/

Mandatory Military Service

ROKAF 10th Fighter Wing, MP

2015.01 - 2017.01