Science Advances

Supplementary Materials

This PDF file includes:

  • Section S1. Marginal likelihood of the SBM
  • Section S2. Artificial corpora drawn from LDA
  • Section S3. Varying the hyperparameters and number of topics
  • Section S4. Word-document networks are not sparse
  • Section S5. Empirical word-frequency distribution
  • Fig. S1. Varying the hyperparameters α and β in the comparison between LDA and SBM for artificial corpora drawn from LDA.
  • Fig. S2. Varying the number of topics K in the comparison between LDA and SBM for artificial corpora drawn from LDA.
  • Fig. S3. Varying the base measure of the hyperparameters α and β in the comparison between LDA and SBM for artificial corpora drawn from LDA.
  • Fig. S4. Word-document networks are not sparse.
  • Fig. S5. Empirical rank-frequency distribution.
  • Reference (61)

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