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| # Menghitung frequensi per kata | |
| text = readLines("pidato-presiden.txt") | |
| text = unlist(strsplit(text, "\\W+")) | |
| text = tolower(text) | |
| text = data.frame(table(text)) | |
| # Menghapus stop-words | |
| stopw = readLines("stopwords-id.txt") | |
| text = text[!is.element(text$text, stopw),] | |
| # Generate word-cloud | |
| wordcloud(text$text, text$Freq, random.order=FALSE, rot.per=0.25, colors=brewer.pal(8, "Dark2")) |
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