I'm an Assistant Professor of the Department of Statistics at Sookmyung Women's University.

[e-mail] ygchoi {at} sm {dot} ac {dot} kr

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Research interests

  • Theory & methods: multivariate data analysis, causal inference, machine learning
  • Applications: on healthcare, manufacturing, and retail

Previous positions

  • Research Scientist, Data Labs, SK Telecom (2018. 8. - 2019. 8.)
  • Postdoctoral Fellow, Biostatistics Program, Division of Public Health Sciences, Fred Hutchinson Cancer Research Center (2016. 12. - 2018. 6.)
  • Postdoctoral Fellow, Department of Statistics, Seoul National University (2015. 9. - 2016. 11.)


  • Ph.D. of Statistics, Seoul National University (2015)
    • Dissertation title: Positive-definite correction of covariance matrix estimators via linear shrinkage
    • Advisor: Dr. Johan Lim
  • B.Sc. of Mathematics Education, Seoul National University (2010)


  • Distinguished Student Paper Award, ENAR Spring Meeting, Austin, TX, 2016.
  • Best Thesis Award of College of Natural Science, College of Natural Science, Seoul National University, 2015.
  • Scholarship for Next Generation Scholars, Seoul National University, 2015.