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The LDA algorithm

The LDA model is a mathematical model to simultaneously estimate the mixture of words associated with a topic and a mixture of topics that describe each document.

From the list below, select the inputs for LDA() function in R:

  1. The tweet corpus
  2. The document term matrix
  3. Number of topics
  4. Number of words in a topic

This exercise is part of the course

Analyzing Social Media Data in R

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