This post shows an example on text mining of Twitter data with R packages twitteR, tm and wordcloud. Package twitteR provides access to Twitter data, tm provides functions for text mining, and wordcloud visualizes the result with a word cloud. If you have no access to Twitter, the tweets data can be downloaded as file “rdmTweets.RData” at http://www.rdatamining.com/data, and then you can skip the