Sentiment Analysis with bag-of-words

Posted on 11 CommentsPosted in Machine Learning, Sentiment Analytics

update: the dataset containing the book-reviews of Amazon.com has been added to the UCI Machine Learning repository. Introduction: In my previous post I have explained the Theory behind three of the most popular Text Classification methods (Naive Bayes, Maximum Entropy and Support Vector Machines) and told you that I will use these Classifiers for the automatic […]

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Text Classification and Sentiment Analysis

Posted on 10 CommentsPosted in Machine Learning, Sentiment Analytics

Introduction: Natural Language Processing (NLP) is a vast area of Computer Science that is concerned with the interaction between Computers and Human Language[1]. Within NLP many tasks are – or can be reformulated as – classification tasks. In classification tasks we are trying to produce a classification function which can give the correlation between a […]

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