김건휘

🎓 Education

• M.S. in Mathematics & Data Science, Sogang University, (2024–Present)

• B.S. in Mathematics, Incheon National University, (2018–2023)

  Republic of Korea Air Force, Mandatory Military Service (2019–2021)

🎤 Talks & Presentations

• 2025

  • "Solving Sudoku through Structure-Inference and Genetic Algorithms"

    (KSIAM) Korean Society for Industrial and Applied Mathematics, May 16, 2025

  • "Utilizing RAG-Based LLMs for Real-Time Voice Phishing Detection"

    (KIIS) Korean Institute of Intelligent Systems, April 26, 2025

  • "LLM-Based Methodology for Predicting Water Levels of the Gamcheon River"

    (KIIS) Korean Institute of Intelligent Systems, April 25, 2025

  • "Invited Talk: Introducing the Model Context Protocol and Its Practical Use in Economic Research"

    Graduate School of Economics, Sogang University, April 16, 2025

• 2024

  • "Limitations of Cosine Similarity"

    SSG (Sinchon Seminar of Graduates in Mathematics), November 22, 2024

  • "Analyzing the Limitations of Cosine Similarity for High-Dimensional Data and Evaluating DIEM"

    KIIS (Korean Institute of Intelligent Systems), October 25, 2024

🏅 Awards & Scholarships

• Graduate

  • BK21 Scholarship Recipient, Department of Mathematics, Sogang University (Mar. 2025 – Present)
  • Best Paper Award, Korean Institute of Intelligent Systems, Fall 2024 KIIS Conference – Analyzing the Limitations of Cosine Similarity for High-Dimensional Data and Evaluating DIEM (Poster Session)
  • Best Paper Award, Korean Institute of Intelligent Systems, Spring 2025 KIIS Conference – Utilizing RAG-Based LLMs for Real-Time Voice Phishing Detection (Poster Session)
  • Best Paper Award, Korean Institute of Intelligent Systems, Spring 2025 KIIS Conference – LLM-Based Methodology for Predicting Water Levels of the Gamcheon River

• Undergraduate

  • National Assembly Commendation for Academic Excellence, Award No. 2024-069 (2024)
  • Academic Excellence Scholarship, Incheon National University (Fall 2023)
  • Highest Academic Distinction Scholarship, Incheon National University (Spring 2023, Fall 2022, Spring 2022, Fall 2021, Spring 2021)
  • INU Development Fund Scholarship, Incheon National University (Spring 2022)
  • College of Natural Sciences Scholarship, Incheon National University (Fall 2021)
  • Startup Scholarship, Incheon National University Startup Support Center (2018)
  • President, University Startup Club, Incheon National University Startup Support Center (Mar. 2018 – Dec. 2018)

📄Papers

• Submitted Manuscripts

  • Symmetric Sudoku-Type Games from Perfect Codes

    Junmin An, Jae-Hyun Baek, Keon-Hwi Kim, Haeun Lim, Jon-Lark Kim

    Submitted to IEEE Transactions on Games (August 2025)

  • Application of TimeGPT for Enhancing Water Level Prediction in Gamcheon River, Korea

    Jon-Lark Kim, Jae-Hyun Baek, Keon-Hwi Kim, Tae-Hyo Baek, Chang-Lae Jang

    Submitted to IJFIS (January 2025)

  • High-Dimensional Time Series Classification Based on Similarity Measure

    Keon-Hwi Kim, Jon-Lark Kim

    Submitted to IJFIS (December 2024)

👩‍🏫 Teaching Assistant