Ridge regression, improving the GLM

Journal club around Prince et al (2022) paper

Background for and discussion around the paper Improving the accuracy of single-trial fMRI response estimates using GLMsingle. eLife (2022) by Prince et al.

The paper

GLMsingle diagram

Resources

• link to the paper on eLife
• the github repo of the code
• a really good book looking at the linear algebra behind these techniques by Strang (2019)
• the 18.065 MIT lectures to go along with this are:
  • Lecture 9: Four Ways to Solve Least Squares Problems
  • Lecture 10: Survey of Difficulties with Ax = b and
  • Lecture 11: Minimizing ‖x‖ Subject to Ax = b

Strang, Gilbert. 2019. Linear Algebra and Learning from Data. Philadelphia, PA: Wellesley-Cambridge Press. https://doi.org/10.1137/1.9780692196380.