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The Applied AI and Natural Language Processing Workshop

You're reading from   The Applied AI and Natural Language Processing Workshop Explore practical ways to transform your simple projects into powerful intelligent applications

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Product type Paperback
Published in Jul 2020
Publisher Packt
ISBN-13 9781800208742
Length 384 pages
Edition 1st Edition
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Authors (3):
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Ruze Richards Ruze Richards
Author Profile Icon Ruze Richards
Ruze Richards
Krishna Sankar Krishna Sankar
Author Profile Icon Krishna Sankar
Krishna Sankar
Jeffrey Jackovich Jeffrey Jackovich
Author Profile Icon Jeffrey Jackovich
Jeffrey Jackovich
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Toc

Table of Contents (8) Chapters Close

Preface
1. An Introduction to AWS 2. Analyzing Documents and Text with Natural Language Processing FREE CHAPTER 3. Topic Modeling and Theme Extraction 4. Conversational Artificial Intelligence 5. Using Speech with the Chatbot 6. Computer Vision and Image Processing Appendix

3. Topic Modeling and Theme Extraction

Overview

This chapter describes the use of Topic Modeling to understand common themes in a document set by analyzing documents using Amazon Comprehend. You will learn the fundamentals of the algorithm used for Topic Modeling, Latent Dirichlet Allocation (LDA). Learning LDA will allow you to apply Topic Modeling to a multitude of unique business cases. You will then perform Topic Modeling on two documents with a known topic structure. By the end of this chapter, you will be able to extract and analyze common themes through Topic Modeling with Amazon Comprehend and describe the basics of Topic Modeling analysis. You will also be able to perform Topic Modeling on a set of documents and analyze the results.

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