Python Natural Language Processing

Using POS tags as features

Now that we have generated POS tags for our text data using the POS tagger, where can we use them? We will now look at NLP applications that can use these POS tags as features.

POS tags are really important when you are building a chatbot with machine learning algorithms. POS tag sequences are quite useful when a machine has to understand various sentence structures. It is also useful if you are building a system that identifies multiword express (MWE). Some examples of MWE phrases are be able to, a little bit about, you know what, and so on.

If you have a sentence: He backed off from the tour plan of Paris. Here, backed off is the MWE. To identify these kinds of MWEs in sentences, you can use POS tags and POS tag ...