Youjin Lee (이유진)

Appointment

• Postdoctal Associate in Department of Neurology, Weill Cornell Meidicne, New York, New York, United States (Oct 01 2025-Present)

  • • Investigator: Dr. Susan A. Gauthier, Co-Mentor: Dr. Thanh D. Nguyen (Department of Radiology)

• Pre-Doctoral Special Volunteer in Laboratory of Neuroimaging, National Institute on Alcohol Abuse and Alcoholism, National Institutes of Health, Bethesda, Maryland, United States (Jun 05 2023–Dec 04 2023)

  • • Investigator: Dr. Nora D. Volkow, Lab Mentor: Dr. Sunny (Sung Won) Kim (Preclinical Team), Research Mentor: Dr. Yeona Kang

    • (In Korea) Conducted literature reviews on PET imaging and deep learning–related research.

    • Participated in lab meetings, gained multidisciplinary insight to the PET workflow—from radiotracer synthesis and animal studies to image acquisition and analysis—reviewed PET quantification studies, and presented on kinetic modeling.

    • Conducted research on supervised clustering algorithms and delivered a final presentation summarizing research outcomes.

Education

• Ph.D. in Mathematics (Applied Mathematics), Pusan National University (Busan, Korea), Mar 2020 - Aug 2025

  • Advisor: Prof. Hyun-Min Kim

  • Ph.D. Dissertation: Integration of Data-Driven and Modality-Informed Methods for Enhancing Medical Image Analysis

• M.Sc. in Mathematical Modelling in Engineering, MathMods (Erasmus Mundus Joint Master Degree Programme from the European Union), Sep 2016-Sep 2018

  • 1st Semester: University of L'Aquila (L'Aquila, Italy)

  • 2nd Semester: University of Hamburg (Hamburg, Germany)

  •  2nd Year: Autonomous University of Barcelona (Barcelona, Spain)

• B.S. in Mathematics Education, Pusan National University (Busan, Korea), Mar 2010-Feb 2014

  • Graduated with highest honor (Summa Cum Laude)

Research Experience

• Graduate Intern in Biomedical Mathematics Group, Institute for Basic Science, Daejeon, Korea (Dec 26 2022–Jan 20 2023)

  • • Investigator: Prof. Jae Kyoung Kim

    • Presented own research topic and actively engaged with group members by discussing their research, exchanging ideas, and inquiring about areas of personal interest.

    • Attended invited lectures and participated in journal club activities.

• Student Researcher in FFM Industrial Mathematics Center on Big Data, Pusan National University, Busan, Korea (Mar 2020–Feb 2022)

  • • Investigator: Prof. Hyun-Min Kim and Prof. Sangil Kim

    • Participated in machine learning and deep learning projects analyzing biomedical datasets for clinical laboratory optimization and lung disease classification.

    • Applied industrial and applied mathematics to education and software development: contributed to the Korean translation of "Linear Algebra and Learning from Data" by Gilbert Strang, developed industrial mathematics instructional materials for middle and high school, and designed mathematical model–based GUI tools for simulation and visualization.

Grant

Abbreviations
NRF: National Research Foundation of Korea

• Research Subsidies for Ph.D. Candidates (박사과정생연구장려금지원), NRF (Sep 2024 - Aug 2025) - PI

  • Title: Estimating Parametric Map of Dynamic PET Brain Imaging Using Physics-Informed Neural Networks

  • Grant to support the creative and challenging ideas related to doctoral dissertation research: No. RS-2024-00412412

• Women’s S&E Graduate Student US Visitation Program (한국 이공계 여성대학원생 미국연수프로그램), NRF(Dec 2022 - Nov 2023) (Link) - PI

  • Title: Developing a Voxel-based Deep Learning Model for Diagnosis of Neurodegeneration Diseases by Using Dynamic PET Brain Imaging

  • Grant funded by NRF (the Korean government) for US visitation: No. 2022K1A3A1A12097655

Prize & Honors

Abbreviations
PNU: Pusan National University, ICMSRE: Innovation Center for MathScience Research & Education 

• President’s Graduate Academic Award, Pusan National University (Jun 11, 2026) [News in Korean]

  • 2026 Selected as 1 of 10 university-wide PhD awardees (1 of 2 in the sciences) for outstanding doctoral research.

• Alavi–Mandell Award, Society of Nuclear Medicine and Molecular Imaging (SNMMI) (Apr 27, 2026) [News in Korean]

  • Award for outstanding papers by trainee first authors published in the Journal of Nuclear Medicine (JNM)

  • Title: Validating the Utility of Supervised Clustering Algorithm for Precise [11C]DPA-713 PET Brain Image Quantification

• Selected participant (Young Scientist Track), ACTRIMS Early Career Clinician & Scientist Summit — San Diego, CA, USA, February 2026.

  • Selected through a competitive application process; full support provided (airfare, lodging, and registration for both the Summit and Forum).

• GCB Fellowship & Certificate of Completion – 7th GCB Winter School for Molecular Biomedical Science and Diagnosis (Feb 17-21, 2025)

  • by HokkaidoUniversity and Stanford University within the framework of GCB (Global Center for Biomedical Science and Engineering) 

• BEST Paper Award (Applied Mathematics) of 2022, PNU Brain Korea 21  ICMSRE (Feb 22, 2023)

• Travel Scholarship – AI+Science Summer School by Data Science Institute, University of Chicago (Aug 8-12, 2022)

• BEST TA of 2021, PNU Brain Korea 21  ICMSRE (Feb 28, 2022) (Link)

• 2021 KSIAM Conference Poster Presentation Award, KSIAM (Link)

  • Title: Distinguishing Non-Tuberculous Mycobacteria Lung Disease and Tuberculosis using Deep Learning

• Dean's Certificate of Merit from Dept. Math Edu, PNU (Feb 21, 2014)

• Diploma Summa Cum Laude from Dept. of Math Edu, PNU (Feb 21, 2014)

• Academic Achievement Scholarship (on the dean's list) from Dept. of Math Edu, PNU (2010-2013)

Contact

• Department of Neurology, Weill Cornell Medicine

420 E 70th St, New York, NY 10021, United States (Tel. +1 (646) 962 6582)

• E-mail: yol4007@med.cornell.edu