소개

This is c0510gy’s blog.

Who am I?

1. Basic info

2. Activities / Honors ans Awards

  • Current Overall GPA 4.49 / 4.5 (~ 2022 spring semester, 7 semesters)
    • Major GPA 4.5 / 4.5
  • Seoul National University Human-Computer Interaction Laboratory (HCIL) intern (Jun 2022 - Present)
  • University of California Irvine Bio-Inspired Architecture and Systems (BIASLab) visiting researcher (Jan 2022 - Present)
    • Studied HyperDimensional Computing (HDC) based brain-inspired learning models such as NeuralHD, and QuantHD to make robust models for low-power edge devices
  • Software Engineer at the Riderdash (Jun 2020 - Aug 2021)
    • Web development: Used TypeScript, React.js, Redux.js, Apollo + GraphQL
    • Research projects:
      • Improvement of the image recognition system for car number & VIN (Vehicle Identification Number) from a given document or car image - From architecture design to publishing (using AWS) & hypothesis testing (with 95% conf)
      • Development of the task-oriented chatbot system for sales using BERT based neural reading comprehension model
  • KMU Information Security Lab intern (2019 Summer semester - Jun 2020)
    • Similarity hashing methods (LSH, simhash)
    • Aging Bloom filter
    • NetFlow
  • 2020 ACM-ICPC Asia Seoul Regional Contest 15th place
    • 365 teams participated nationwide, only 60 teams advanced to Regional Contest.
  • 2020 ICPC Seoul Regional Preliminary Contest 33rd place
    • 365 teams participated nationwide
    • 1st place among teams from Kookmin Univ. (11 teams participated from Kookmin University)
  • 2021~2022 KAKAO BLIND RECRUITMENT Coding Test
  • 2020 Google Code Jam Round 2 Qualifier
    • Google Code Jam Round 2 Qualified on Round 1A
    • Round 2 2020: 1,980th / 4,500
    • Round 1A 2020: 1,165th / 11,937
    • Qualification Round 2020: 475td / 44,434
  • 2019 ACM-ICPC Seoul Regional Preliminary Contest 1st place among teams from Kookmin Univ. - 60 teams participated from Kookmin University
  • 2019 ACM-ICPC Asia Seoul Regional Contest 18th place
    • 698 teams participated nationwide, only 86 teams advanced to Regional Contest.
  • 2019 Google Code Jam Round 2 Qualifier
    • Google Code Jam Round 2 Qualified on Round 1A
    • Over 31,000 people participated on 2019 Google Code Jam worldwide, only 4,500 people advanced to Round 2
  • 2019 5th SCPC (Samsung Collegiate Programming Cup) Finalist
    • Over 5 thousand people participated worldwide, only 138 people advanced to final through 2 rounds.
  • 2017 Samsung Humantech Paper Award Bronze prize (수학/전학 area, 3rd placed, 2017)
    • 윤상건, 2차원 이상 원환공간으로의 암호화를 수행하는 위상수학적 암호화 개발 (en: Development of encryption algorithm that encrypts data through 2nd or higher dimensional torus)
  • 2017 34th KOI (Korea Olympiad in Informatics) National contest Bronze prize
  • 2019 4th KMU Doorithon (Hackathon) 2nd prize
    • Developed an android app called “Eye Keeper” that helps to protect the eyes of children who using phone.
  • 2019~ Codeforces best finishes (Handle: c0510gy)
    • Div3 Rank: 133rd / 4,791
    • Div2 Rank: 187th / 11,237
    • Candidate Master on Codeforces (Max rating 1925)