Class meeting for 10-605 2013 LDA 2

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This is one of the class meetings on the schedule for the course Machine Learning with Large Datasets 10-605 in Fall 2015.

Slides

Readings

Things to Remember

  • Why efficient sampling is important for LDAs
  • How sampling can be sped up for many topics by preprocessing the parameters of the distribution
  • How the storage used for LDA can be reduced by exploiting the fact that many words are rare.