lda_distribution {Twitmo} | R Documentation |
View distribution of fitted LDA Models
Description
View the distribution of your fitted LDA model.
Usage
lda_distribution(lda_model, param = "gamma", tidy = FALSE)
Arguments
lda_model |
Object of class LDA). |
param |
String. Specify either "beta" to return the term distribution over topics (term per document) or "gamma" for the document distribution over. topics (i.e. hashtag pool per topic probability). |
tidy |
Logical. Specify |
Value
Data frame or tbl of Term (beta) or document (gamma) distribution over topics.
Examples
## Not run:
library(Twitmo)
# load tweets (included in package)
mytweets <- load_tweets(system.file("extdata", "tweets_20191027-141233.json", package = "Twitmo"))
# Pool tweets into longer pseudo-documents
pool <- pool_tweets(data = mytweets)
pooled_dfm <- pool$document_term_matrix
# fit your LDA model with 7 topics
model <- fit_lda(pooled_dfm, n_topics = 7, method = "Gibbs")
# Choose either "beta" to return the term distribution
# over topics (term per document) or "gamma" for the document distribution over
# topics (hashtag pool per topic probability)
lda_distribution(model, param = "gamma")
## End(Not run)
[Package Twitmo version 0.1.2 Index]