Finding concepts in texts: Latent Semantic Analysis

Up to now, we have dealt with texts in a manner similar to the ways in which we typically consume them: reading and interpreting the words in order. In this notebook, we will begin to reconceptualize the text as a non-linear phenomenon. This shift brings with it certain complications, but also allows us to scale up in ways that would not otherwise be possible.

The Bag of Words

Documents as vectors

Latent Semantics