This classifier determines if a text is positive or negative. It is well suited for both short and long texts (tweets, Facebook statuses, blog posts, product reviews etc). It’s trained on 2.8 million documents with data from Twitter, Amazon product reviews and movie reviews. It can be used to conduct research, brand surveys and see trends around market campaigns. You may access the sentiment analysis api by signing up (free)! Read more about the classifier in at blog.uclassify.com/sentiment-analysis-api
by uClassify