Summarizing topics
Let's explore some of the implied features of the LDA output using some grouped summaries.
Questo esercizio fa parte del corso
Introduction to Text Analysis in R
Istruzioni dell'esercizio
- Produce a grouped summary of the LDA output by topic.
- Calculate the sum of the word probabilities.
- Count the number of terms.
Esercizio pratico interattivo
Prova a risolvere questo esercizio completando il codice di esempio.
# Produce a grouped summary of the LDA output by topic
lda_topics %>%
___(___) %>%
summarize(
# Calculate the sum of the word probabilities
sum = ___(___),
# Count the number of terms
n = ___()
)