Chapter 1 About

Welcome to this online recourse for workshops related to the quantitative analysis portion of PSYC614. Questions related to this document can be directed to Dr Stefan Leach ().

Week 13 - Fundamentals of Natural Language Processing

  • Important R commands for dealing with text data
  • Loops to iterate through large amounts of text data
  • Challenges to apply your understanding of R and text data

Week 17 - Exploring text with topic models

  • Pre-processing data for stopword removal, contraction expansion, and lemmatizing,
  • Exploring word frequencies and term frequency-inverse document frequency (TF-IDF)
  • Fitting and interpreting topic models

Appendix: Foundations of R

  • Setting up your environment
  • Vectors, factors, matrices, and data frames
  • Data manipulation with tidyverse