Simple implementation of N-Gram, tf-idf and Cosine similarity in Python

Question

I need to compare documents stored in a DB and come up with a similarity score between 0 and 1.

The method I need to use has to be very simple. Implementing a vanil

Answer 1

If you are interested, I've done tutorial series (Part I and Part II) talking about tf-idf and using the Scikits.learn (sklearn) Python module.

Part 3 has cosine similarity.