It extracts the frequency of terms used in the web pages, documents etc.

Natural Language Processing (NLP) has been sccessfully implemented in earch engines (Google, Yahoo), social media (Facebook, twitter). Natural language toolkit (NLTK) is the library for natural language processing (NLP).

Install nltk using

pip install nltk

Install packages

import nltk
nltk.download()

https://en.wikipedia.org/wiki/Human_behavior

https://en.wikipedia.org/wiki/Wearable_technology