Tvorba wordcloudů

Úvod do analýzy textu v R

Maham Faisal Khan

Senior Data Science Content Developer

Použití funkce wordcloud()

library(wordcloud)

word_counts <- tidy_review %>% 
  count(word)

wordcloud(
  words = word_counts$word, 
  freq = word_counts$n, 
  max.words = 30
)

Pevná velikost a náhodné výchozí body

wordcloud(
  words = word_counts$word, 
  freq = word_counts$n, 
  max.words = 30
)

Počet slov v cloudu

wordcloud(
  words = word_counts$word, 
  freq = word_counts$n, 
  max.words = 70
)

Použití barev

wordcloud(
  words = word_counts$word, 
  freq = word_counts$n, 
  max.words = 30,
  colors = "blue"
)

Pojďme si procvičit!

Úvod do analýzy textu v R