Week 8: Going beyond two variables, exploring high dimensions

Main reference

Cook and Laa (2023) Interactively exploring high-dimensional data and models in R Chapter 1

What you will learn this week

  • What is high-dimensional data? (If all variables are quantitative)
  • Exploring relationships between more than two variables
    • Tours - scatterplots of combinations of variables
    • Matrix of plots
    • Parallel coordinates
  • What can be hidden
  • Automating the search for pairwise relationships using scagnostics
  • Linking elements of multiple plots
  • Exploring multiple categorical variables

Lecture slides

Tutorial instructions

Assignments