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Data Science for Marketing Analytics

You're reading from   Data Science for Marketing Analytics A practical guide to forming a killer marketing strategy through data analysis with Python

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Product type Paperback
Published in Sep 2021
Publisher Packt
ISBN-13 9781800560475
Length 636 pages
Edition 2nd Edition
Languages
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Authors (3):
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Vishwesh Ravi Shrimali Vishwesh Ravi Shrimali
Author Profile Icon Vishwesh Ravi Shrimali
Vishwesh Ravi Shrimali
Mirza Rahim Baig Mirza Rahim Baig
Author Profile Icon Mirza Rahim Baig
Mirza Rahim Baig
Gururajan Govindan Gururajan Govindan
Author Profile Icon Gururajan Govindan
Gururajan Govindan
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Toc

Table of Contents (11) Chapters Close

Preface
1. Data Preparation and Cleaning 2. Data Exploration and Visualization FREE CHAPTER 3. Unsupervised Learning and Customer Segmentation 4. Evaluating and Choosing the Best Segmentation Approach 5. Predicting Customer Revenue Using Linear Regression 6. More Tools and Techniques for Evaluating Regression Models 7. Supervised Learning: Predicting Customer Churn 8. Fine-Tuning Classification Algorithms 9. Multiclass Classification Algorithms Appendix

Classifiers in Multiclass Classification

Let's consider two problem statements:

  • An online trading company wants to provide additional benefits to its customers. The marketing analytics team has divided the customers into five categories based on when the last time they logged in to the platform was.
  • The same trading company wants to build a recommendation system for mutual funds. This will recommend their users a mutual fund based on the risk they are willing to take, the amount they are planning to invest, and some other features. The number of mutual funds is well above 100.

Before you jump into more detail about the differences between these two problem statements, let's first understand the two common ways of approaching multiclass classification.

Multiclass classification can be implemented by scikit-learn in the following two ways:

One-versus-all (one-versus-rest) classifier: Here, one classifier is fit against one class. For each of the classifiers...

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