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Python Data Science Essentials

You're reading from   Python Data Science Essentials A practitioner's guide covering essential data science principles, tools, and techniques

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Product type Paperback
Published in Sep 2018
Publisher Packt
ISBN-13 9781789537864
Length 472 pages
Edition 3rd Edition
Languages
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Authors (2):
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Luca Massaron Luca Massaron
Author Profile Icon Luca Massaron
Luca Massaron
Alberto Boschetti Alberto Boschetti
Author Profile Icon Alberto Boschetti
Alberto Boschetti
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Toc

Table of Contents (11) Chapters Close

Preface 1. First Steps FREE CHAPTER 2. Data Munging 3. The Data Pipeline 4. Machine Learning 5. Visualization, Insights, and Results 6. Social Network Analysis 7. Deep Learning Beyond the Basics 8. Spark for Big Data 9. Strengthen Your Python Foundations 10. Other Books You May Enjoy

Machine Learning

Having illustrated all the data preparation steps in a data science project, we have finally arrived at the learning phase, where learning algorithms are applied. To introduce you to the most effective machine learning tools that are readily available in scikit-learn and in other Python packages, we have prepared a brief introduction to all the major families of algorithms. We completed it with examples and tips on the hyper-parameters that guarantee the best possible results.

In this chapter, we will present the following topics:

  • Linear and logistic regression
  • Naive Bayes
  • K-Nearest Neighbors (k-NN)
  • Support Vector Machines (SVM)
  • Ensemble solutions
  • Bagged and boosted classifiers
  • Stochastic gradient-based classification and regression for big data
  • Unsupervised clustering with K-means and DBSCAN

Neural networks and deep learning, instead, will be dealt with in...

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