Difference between revisions of "R: sentiments analysis"
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Onnowpurbo (talk | contribs) |
Onnowpurbo (talk | contribs) |
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tidy_books <- austen_books() %>% | tidy_books <- austen_books() %>% | ||
group_by(book) %>% | group_by(book) %>% | ||
− | + | mutate(linenumber = row_number(), | |
− | + | chapter = cumsum(str_detect(text, regex("^chapter [\\divxlc]", | |
− | + | ignore_case = TRUE)))) %>% | |
− | + | ungroup() %>% | |
− | + | unnest_tokens(word, text) | |
+ | |||
+ | |||
+ | |||
+ | |||
==Pranala Menarik== | ==Pranala Menarik== | ||
* [[R]] | * [[R]] |
Revision as of 16:57, 8 November 2018
library(tidytext) sentiments
get_sentiments("afinn") get_sentiments("bing") get_sentiments("nrc")
library(janeaustenr) library(dplyr) library(stringr)
tidy_books <- austen_books() %>% group_by(book) %>% mutate(linenumber = row_number(), chapter = cumsum(str_detect(text, regex("^chapter [\\divxlc]", ignore_case = TRUE)))) %>% ungroup() %>% unnest_tokens(word, text)