21.30 Adding Some Colour

We can also add some colour to the display. Here we make use of RColorBrewer::brewer.pal() from (Neuwirth 2022) to generate a palette of colours to use.

set.seed(142)
wordcloud(names(freq), freq, min.freq=100, colors=brewer.pal(6, "Dark2"))

Neuwirth, Erich. 2022. RColorBrewer: ColorBrewer Palettes.

Your donation will support ongoing availability and give you access to the PDF version of this book. Desktop Survival Guides include Data Science, GNU/Linux, and MLHub. Books available on Amazon include Data Mining with Rattle and Essentials of Data Science. Popular open source software includes rattle, wajig, and mlhub. Hosted by Togaware, a pioneer of free and open source software since 1984. Copyright © 1995-2022 Graham.Williams@togaware.com Creative Commons Attribution-ShareAlike 4.0