Jaeha Yoon profile picture

Jaeha Yoon

AI Researcher & Developer

Undergraduate student at Sejong University pursuing B.Eng. in Artificial Intelligence. Passionate about machine learning, Music AI, Natural Language Processing, computer vision, and explainable AI with a focus on protein-protein docking and multimodal analysis.

+82 10-2850-2138 613jay@sju.ac.kr
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Education

Sejong University
B.Eng. in Artificial Intelligence
Expected: Feb 2027
4.35
GPA / 4.5

Research Experience

Pattern Recognition & Machine Learning Lab

Sejong University | Advisor: Prof. Changjae Chun | Jan 2024 - Present

Ongoing
  • Conducting research on improving accuracy prediction of protein-protein docking models using Explainable AI (XAI) and ensemble models
  • First-author manuscript in preparation

Music Information Retrieval Research

Gachon X Sejong Joint Academic Conference | Advisor: Prof. Haemin Cho | Jul - Aug 2025

  • Conducted independent research on "Comparative Analysis of Music Embedding Quality under Different Segmentation and Aggregation Strategies"
  • Evaluated transformer-based and pooling-based aggregation strategies on the MARBLE benchmark using the MuQ embedding backbone
  • Analyzed trade-offs between performance and efficiency in music embedding systems
  • Authored undergraduate research paper presented at the joint conference

Generative Artificial Intelligence Lab

Sejong University | Advisor: Prof. Hyewon Jang | Jul - Aug 2024

  • Participated in NRF-funded project "Research in STEM Education Policy in the Era of Post-Artificial Intelligence"
  • Assisted in experiments for "Less is more: A multimodal exploration of how limited AI shapes team physics problem solving"
  • Conducted multimodal analysis using Gaze Estimation and Pose Detection for collaboration research
  • Analyzed participant interaction using computer vision techniques to study the impact of limited AI on team problem solving

Cognitive Ability Prediction via Smartwatch Biosignals

Biomedical AI Course, Sejong University | Advisor: Prof. Gilyong Lee | Mar - May 2025

  • Led end-to-end development of an AI system predicting cognitive function from smartwatch data, including data collection, preprocessing, feature engineering, and deep learning model design and execution

Technical Skills

Programming Languages

Python C C# HTML/CSS

Machine Learning & AI

PyTorch TensorFlow Scikit-learn Hugging Face NLP XAI Computer Vision

Research & Analysis

Data Analysis Statistical Modeling Experiment Design Academic Writing Multimodal Analysis

Tools & Platforms

Git/GitHub Docker Linux Jupyter VS Code Cubase Logic Unity LaTeX

Honors & Awards

Mar 2025 - Present
KT Digital Talent Scholarship
Selected for competitive scholarship supporting outstanding students in ICT and AI fields
Aug 2025
KT Digital Talent Award - "D-Injae's Pick"
Popular Choice for KT Community Problem-Solving Project
Jun 2025
Bronze Prize, 2025 AI Challenge
Sejong University
Jun 2025
Academic Excellence Scholarship
First Semester 2025 - Ranked 3rd in Academic Standing
Declined offer due to reception of another scholarship
Dec 2024
Grand Prize, English Speaking & Presentation Contest
Sejong University
Dec 2024
Encouragement Award, College Academic Festival
Software Convergence College, Planning Track
Nov 2024
Bronze Prize, 2024 AI Challenge
Sejong University
Jun 2024
Academic Excellence Scholarship
First Semester 2024 - Ranked 3rd in Academic Standing
Oct 2021
Encouragement Award, 10th SWยทAI Hackathon
Sejong University

Jongno-gu Office Notification Chatbot

KT Community Problem-Solving Project | Jul - Aug 2025

Developed an official notification chatbot for Jongno-gu Office to send real-time alerts on public assemblies. Built a pipeline to automatically extract traffic control information by crawling bus route data and leveraging LLM for parsing. Created notification service API for traffic disruption alerts.

LLM Web Crawling API Development Chatbot

ESCAPER - Jiu-Jitsu Club President

Sejong University | Sep 2024 - Present

Leading the Sejong University Central Jiu-Jitsu Club as President. Organized joint training sessions with Konkuk University and established strategic partnership with Flame Stone Jiu-Jitsu gym. Focused on building a strong community and promoting martial arts culture on campus.

Leadership Community Building Sports Management

AI Malpyeong Competition

National Institute of Korean Language | Jul - Aug 2024

Participated in the Everyday Conversation Summarization Competition. Fine-tuned Large Language Models using QLoRA and few-shot prompt tuning techniques to effectively summarize daily conversations in Korean.

NLP LLM Fine-tuning QLoRA Prompt Engineering

Military AI Education Program

Republic of Korea Army | Mar 2022 - Sep 2023

Served as Transport Battalion Driver (Sergeant) while completing an AI Education Program hosted by Elice Inc. Developed projects on sensor-based fault classification and time-series analysis of historical WWII data.

Time Series Analysis Classification Sensor Data

Career Lecture for High School Students

Bundang Jungang High School | Jun 2021