topic-modeling Archives - NLP-FOR-HACKERS

topic-modeling

Complete Guide to Topic Modeling

What is Topic Modeling? Topic modelling, in the context of Natural Language Processing, is described as a method of uncovering hidden structure in a collection of texts. Although that is indeed true it is also a pretty useless definition. Let’s define topic modeling in more practical terms.

Date January 3, 2018
Author bogdani
Comments 3 Comments

term-frequency-inverse-document-frequency

Weighting words using Tf-Idf

Updates 29-Apr-2018 – Added string instance check Python 2.7, Python3.6 compatibility (Thanks Greg) If I ask you “Do you remember the article about electrons in NY Times?” there’s a better chance you will remember it than if I asked you “Do you remember the article about electrons in the Physics books?”. Here’s why: an article […]