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Seohyun Choi

  • 세상에는 재밌는게 너무 많다; 배움은 나의 도파민; 엄청 심심하면 공부함
  • Contact: choish91_gmail_com
  • Address: Suwon, Gyeonggi, South Korea

Education


Ph.D. Candidate in Big Data Analytics, Kyung Hee University (03.2021-Present)
M.S. in Industrial Management and Systems Engineering, Kyung Hee University (03.2014-02.2016)
    (Thesis: A Process Mining Technique based on Bayesian Networks for Inference of Probabilistic Event Patterns)
B.S. in Industrial Management and Systems Engineering, Kyung Hee University (03.2010-02.2014)

Experience


Netmarble Corp. Seoul, South Korea (02.2016-09.2018)
A South Korean game publishing company and ranked third in global mobile app publisher, 2017, according to App Annie

  • Business Intelligence Developer
    • Developed and reported KPIs and dashboards
    • Designed schema of game log and data warehouse
    • Managed 5 MSSQL Severs: data backup, storage management, and data migration
    • Established a rule-based process to detect dummy users and abusers earning game money abnormally
    • Tested data quality
  • Data Analyst
    • Designed/developed machine learning models to predict paying users with AUC of 87%
    • Desgined, evaluated and reported 10 A/B tets of in-app marketing campaigns concurrently

Skills


  • Python, MSSQL, Google BigQuery, Java, R, MicroStrategy MSTR

Awards


  • 2023 한국CDE학회 동계학술대회, 우수논문상, 한국CDE학회 (2023.02.10)
  • 제3회 발전 빅데이터 AI 경진대회: 과제B부문, 최우수상, 한국동서발전 (2021.12.28)
  • 2021 스마트공장우수논문경진대회, 최우수상(산업통상자원부장관) (2021.12.10)
  • Process Mining Case Competition of AP-BPM 2015, Information Diffusion Process Analytics based on Bayesian Networks in Social Network Analysis, Second-Prize Award (2015.06)

Projects


  • 현대NGV 현대위아 빅데이터 캠퍼스 1~3기 과정 멘토
  • LS전선 Digital Shadow를 위한 설비 고장진단 및 해석 AI 기술 개발
    • Duration: 2022.04-2023.03
    • Role: 실시간 설비 고장진단 모니터링 시스템 개발
  • 삼성전자 Cluster형 FAB을 위한 동간 반송시간 고정밀 예측 기술 개발
    • Duration: 2021.04.15-2021.12.31
    • Role: …
  • Netmarble Corp.
    • 리니지2 레볼루션 일본, 페이트/그랜드오더, …