5. Topic Modeling

Learning Objectives

By the end of this chapter, you will be able to:

  • Describe topic modelling and its various use cases
  • Describe topic modeling algorithms
  • Describe the workings of LSA and LDA
  • Describe topic fingerprinting
  • Implement topic modeling using LSA and LDA

In this chapter, you will learn about different topic modeling algorithms and how we can use them to perform topic modeling on any dataset.

Introduction

In the previous chapter, we learned about different ways to collect data from local files and online resources. In this chapter, we will focus on topic modeling, which is a popular concept within natural language ...

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