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Machine Learning with scikit-learn Quick Start Guide

You're reading from  Machine Learning with scikit-learn Quick Start Guide

Product type Book
Published in Oct 2018
Publisher Packt
ISBN-13 9781789343700
Pages 172 pages
Edition 1st Edition
Languages
Author (1):
Kevin Jolly Kevin Jolly
Profile icon Kevin Jolly
Toc

Table of Contents (10) Chapters close

Preface 1. Introducing Machine Learning with scikit-learn 2. Predicting Categories with K-Nearest Neighbors 3. Predicting Categories with Logistic Regression 4. Predicting Categories with Naive Bayes and SVMs 5. Predicting Numeric Outcomes with Linear Regression 6. Classification and Regression with Trees 7. Clustering Data with Unsupervised Machine Learning 8. Performance Evaluation Methods 9. Other Books You May Enjoy

Summary

In this chapter, you learned how to evaluate the performances of the three different types of machine learning algorithms: classification, regression, and unsupervised.

For the classification algorithms, you learned how to evaluate the performance of a model by using a series of visual techniques, such as the confusion matrix, normalized confusion matrix, area under the curve, K-S statistic plot, cumulative gains plot, lift curve, calibration plot, learning curve, and cross-validated box plot.

For the regression algorithms, you learned how to evaluate the performance of a model by using three metrics: the mean squared error, mean absolute error, and root mean squared error.

Finally, for the unsupervised machine learning algorithms, you learned how to evaluate the performance of a model by using the elbow plot.

Congratulations! You have now made it to the end of your...

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