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Python Machine Learning Cookbook

You're reading from   Python Machine Learning Cookbook Over 100 recipes to progress from smart data analytics to deep learning using real-world datasets

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Product type Paperback
Published in Mar 2019
Publisher Packt
ISBN-13 9781789808452
Length 642 pages
Edition 2nd Edition
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Authors (2):
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Giuseppe Ciaburro Giuseppe Ciaburro
Author Profile Icon Giuseppe Ciaburro
Giuseppe Ciaburro
Prateek Joshi Prateek Joshi
Author Profile Icon Prateek Joshi
Prateek Joshi
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Toc

Table of Contents (18) Chapters Close

Preface 1. The Realm of Supervised Learning FREE CHAPTER 2. Constructing a Classifier 3. Predictive Modeling 4. Clustering with Unsupervised Learning 5. Visualizing Data 6. Building Recommendation Engines 7. Analyzing Text Data 8. Speech Recognition 9. Dissecting Time Series and Sequential Data 10. Analyzing Image Content 11. Biometric Face Recognition 12. Reinforcement Learning Techniques 13. Deep Neural Networks 14. Unsupervised Representation Learning 15. Automated Machine Learning and Transfer Learning 16. Unlocking Production Issues 17. Other Books You May Enjoy

Transfer learning using feature extraction with the VGG16 model

As we stated in the Visualizing the MNIST dataset using PCA and t-SNE recipe of Chapter 14, Unsupervised Representation Learning, in the case of datasets of important dimensions, the data was transformed into a reduced series of representation functions. This process of transforming the input data into a set of functionalities is named feature extraction. This is because the extraction of the characteristics proceeds from an initial series of measured data and produces derived values that can keep the information contained in the original dataset, but excluded from the redundant data. In the case of images, feature extraction is aimed at obtaining information that can be identified by a computer.

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