Wonderful post
Update: An expanded version of this tutorial will appear in the new Elsevier book Practical Text Mining and Statistical Analysis for Non-structured Text Data Applications by Gary Miner et. al which is now available for pre-order from Amazon. In conjunction with the book, I have cleaned up the tutorial code and published it on github. Last month I presented this introduction to R at the Boston Predictive Analytics MeetUp on Twitter Sentiment. The … Read More
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