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Classification accuracy using different bag of words

In this post I show how the accuracy of the classifier is influenced by the bag of words. 
The test has been done on a naive classifier but it returns good information about the data set.

http://textanddatamining.blogspot.com/

The above image is an example of the bag of words used in the experiment (using the Closeness Centrality function): the red features depict higher CC values, the violet depict lower CC values

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