Samantha Y.

BSc Statistics @ McMaster → MSc Biostatistics @ UofT

Hamilton, Ontario, Canada

About

Hello! I am a fifth-year student in the Mathematics and Statistics co-op program at McMaster University, specializing in statistics. My interests include data science, machine learning, biostatistics, and epidemiology. I've mainly worked using R and Python.

Experience

  • NSERC Undergraduate Student Researcher at McMaster University
    May 2026 - Present · 2 mos

  • Data Science Co-op Student, GEMINI at Unity Health Toronto
    May 2025 - Dec 2025 · 8 mos

    • Led a project on clinical variable selection for predicting hospital outcomes by assessing data coverage and quality • Developed structured approaches to support clinicians in selecting meaningful, reliable variables • Improved robustness of hospital outcome indicators through data-driven variable selection methods • Built in-house data simulation functions in R to support software testing and methodological research • Contributed to data quality investigations and developed a comprehensive data dictionary

  • Co-op Intern at Sandia National Laboratories
    Jan 2024 - Aug 2024 · 8 mos

    • Investigated novel methods to build neural network resiliency to analog hardware errors with PyTorch • Collaborated to build an efficient algorithm computing Sobol indices for neural networks • Documented results to communicate with the team • Presented findings periodically to colleagues from a wider range of backgrounds

  • Computational Science R&D Intern at Sandia National Laboratories
    May 2023 - Aug 2023 · 4 mos

    • Built a Python model for the equations of state for hydrogen-splitting catalysts • Solved equations by optimization using Pyomo • Produced a report based on the research project and presented findings to interns and staff

  • Tutor at McMaster Science Society (MSS)
    Sep 2022 - Apr 2023 · 8 mos

    • Prepared and executed tutoring sessions for first-year calculus students to improve their grades • Communicated constantly with students, providing answers and explanations to lessons