A Quick Introduction to Bag of Words and TF-IDF

How Machine Learning and Natural Language Processing Models Deal with Text

What is a Bag of Words

Have you ever wondered how Machine Learning (ML) deals with text when ML is based on math and statistics? I mean, the text isn’t a bunch of numbers after all… Right?

Let me introduce you to the Bag-of-Words (BoW) model. Aside from its funny-sounding name, a BoW is a critical part of Natural Language Processing (NLP) and …

bag bag of words data science machine learning nlp python tf-idf words