A Look at Text Classification

From an introduction, to simple methods, to depth  This was an area we used extensively for 'content' analysis to understand consumer responses.  Most recently have looked at it as a method of classifying written comments in compliance documents.  New methods in machine learning have improved it considerably.

Text Classification & Sentiment Analysis tutorial / blog   
Posted by Ahmet Taspinar  

We all know that with Machine Learning you can automatically classify text documents or analyze its subjectivity. We've just released a guide that gives a brief introduction to Text Classification. 
It cover the three most used classifiers; Naive Bayes, Maximum Entropy and Support Vector Machines and will give practical examples in the form of the sentiment analysis of book reviews.  ... "