10-601 Topic Models

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This a lecture used in the Syllabus for Machine Learning 10-601 in Fall 2014

Slides

Readings

Summary

You should know:

  • d-separation, or more generally, how to determine if two variables are conditionally independent in a directed model, and what that means.
  • what "explaining away" refers to.
  • what Gibbs sampling is, and how it can be used for inference in a directed graphical model.
  • what the graphical models are which are associated with supervised naive Bayes, unsupervised naive Bayes, and LDA.