Home | Yeseul Choi Website

Cornerstone Collegiate Academy of Seoul

Minerva Baccalaureate X GIA Micro School

Performing arts- Dance Group for Mission Service

About Me.

Hi! I'm Ashley Yeseul Choi, a senior in

Cornerstone Collegiate Academy of Seoul.

Throughout my life, I've mainly pursued 4 fields.

1. Technology

2. Business

3. Service

4. Performing Arts

In this Personal Portfolio Website, I've uploaded my main achievements in taking a step in these fields.

Harvard Online Courses Data Science, Statistics, Machine Learning

Certificate of Patent Application Midem AI & Fall Alert

Amazon Web Services(AWS) Hackathon 2nd Place

Classical Conversations Volunteering Service 254 Hours as Program Coordinator

[International]

Conrad Challenge: (Leader) Innovation Award 2023-2024

Viddy Awards:( Leader) Gold Award 2024
International Public Policy Forum: Top 32 out of 283 2024-2025

[National]

Amazon Web Services Hackathon: ( Leader) Excellence Award(2nd place) 2025
-AP Scholar with Distinction 2025
World Scholar’s Cup| Seoul Round:( Leader) Overall Team 2nd Place/ Bowl 1st Place / Overall Team Debate

2nd place/ Individual Writing 1st place 2022

World Scholar’s Cup: ( Leader)Team Debate 3rd place / Team Writing 4th place/ Overall Team 4th Place 2023

[School]

Honor Roll Award CCAS 2024, 2025
CCAS Varsity-The Team of the Year(Basketball-starting line up) 2023-2024
Debate Award 2023
Mathematics Excellence Award 2022, 2023
Best Writer Award 2023
STEM Excellence Award 2023
Spirit Award 2022, 2023
Principal Award 2023
Scholar Award 2023

College-Level Online Courses

HarvardX Data Science: Statistics and R 2025
HarvardX Data Science: Linear Regression 2025
HarvardX Data Science: Building machine learning models 2025
HarvardX Data Science: Probability 2025

Rèsumè

Ukraine Maraton

News Video Mention: At the Maraton: I am the student with a bun with a white mask Media Mentions:

Volunteering Work- Education

Providing Education Volunteering to Marginalized Children in Shelters and Homeschooling Institutions Program Coordinator for Classical Conversations Institution| Founder and President of Teach & Reach Club| Vice President of Green Tree Club I am in yellow with a mask on

Research Paper-Journal of Emerging Investigators (JEI) “ A Literature-Based Comparative Analysis of IMU and Biosignal Accuracy by Sensor Placement”

Journal of Emerging Innovators (JEI) This research paper is based on my Fall-Alert project OVERVIEW: This study presents an analysis framework to compare the effect of sensor placement in wearable systems on the accuracy of fall detection and biosignal monitoring. The analysis showed that the sensor attached to the external auditory canal is the most suitable location for integrated health monitoring, as it satisfies both the signal stability of the inertial measurement unit

Performing Arts- La La Land Musical Performance with Orchestra in National Theater of Korea- Haneul Round Theater

I’m positioned at the center. Collaborative performance between the school orchestra and the musical team, featuring a piece at the Haneul Grand Theater. I performed in the National Theater of Korea- Haneul Round Theater. LaLa Land Musical Performance with Orchestra I choreographed and directed all gestures, acting, and led practices for singing

Fall Alert- Startup

Co-Founder & Chief Technology Officer Scenarios: Features: Prototype: App Visualization: Algorithms: Fall detect: Fall Accuracy & Immediate Response AI response & Package Transmission: Hardware: Additional Features Subscription Features