Changes in v0.8.1

• Change textmodel_seededlda() to set positive integer values to residual.
• Fix a bug in textmodel_seededlda() that ignores n-grams when concatenator is not "_".
• Change topics() to return document names.
• Add divergence() to optimize the number of topics or the seed words (#26).

Changes in v0.8.0

• Add the model argument to textmodel_lda() to replace predict().

Changes in v0.7.0

• Change the textmodel_seededlda object to save dictionary and related settings (#18)

Changes in v0.6.0

• Add predict() to identify topics of unseen documents (#9)
• Allow selecting seed words based on their frequencies using dfm_trim() in textmodel_seededlda() via ... (#8)

Changes in v0.5.1

• Change topics() to return factor with NA for empty documents
• Fix a bug in initializing LDA that leads to incorrect phi (#4 and #6)

Changes in v0.5

• Implement original LDA estimator using the LDAGibbs++ library