Sentiment analysis of Tyre competitors from Twitter and R

Below a simple example of sentiment analyis of tweets about tyre competitors. Notes: x-axes=positive tweets y-axes=negative tweets positive and negative words: Hu and Liu’s “opinion lexicon” categorizes nearly 6,800 words as positive or negative and were downloaded from Bing Liu’s web site: only more positive and worst negative tweets are collected The code can be found here.

February 12, 2012 · 1 min · 58 words · Matteo Redaelli