Sentiment analysis model on amazon Products Reviews Data : From the Multi-Domain Sentiment Dataset (version 2.0): 25 product reviews on amazon products : ([unprocessed.tar.gz]) www.cs.jhu.edu/~mdredze/datasets/sentiment/
Link to download the data: http://www.cs.jhu.edu/~mdredze/datasets/sentiment/unprocessed.tar.gz (1.5 G)