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Pointwise mutual information (PMI) in NLP

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This tutorial describes interpretation and calculation of Pointwise mutual information (PMI) in NLP. It also includes how to run PMI in Python and R.

Deepanshu Bhalla Add Comment Python , R In this tutorial, we will explore Pointwise Mutual Information (PMI), a valuable metric for identifying words that co-occur. You will also learn how to implement PMI in Python and R. Table of Contents What is Pointwise mutual information? PMI helps us to find related words. In other words, it explains how likely the co-occurrence of two words than we would expect by chance. For example the word "Data Science" has a specific meaning when these two words "Data" and "Science" go together. Otherwise meaning of these two words are independent. Similarly "Grea

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