Mark Wang

R developer with data science experience in finance, econometrics and consulting. I am proficient in machine learning, time series and geospatial modeling, natural language processing, and applied economics research.

It does not look like a Shiny App! Use GitHub Copilot to generate custom Shiny UI

6 minute read

Shiny, artificial intelligence, large language models, user interface

GitHub Copilot seem hesitant? Could be AI safety and fairness measures!

4 minute read

artificial intelligence, large language models, safety and security

Evaluation Metrics for Binary Classification in Machine Learning: When Accuracy Score Is Not Enough

4 minute read

machine learning, binary classification

Combating America’s Other Infodemic

8 minute read

python, regressions, COVID-19

Public Transportation in Vancouver: Suggestions from Machine Learning Models

1 minute read

GIS, Python, transit