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Python Data Analysis

You're reading from   Python Data Analysis Perform data collection, data processing, wrangling, visualization, and model building using Python

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Product type Paperback
Published in Feb 2021
Publisher Packt
ISBN-13 9781789955248
Length 478 pages
Edition 3rd Edition
Languages
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Authors (2):
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Ivan Idris Ivan Idris
Author Profile Icon Ivan Idris
Ivan Idris
Avinash Navlani Avinash Navlani
Author Profile Icon Avinash Navlani
Avinash Navlani
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Toc

Table of Contents (20) Chapters Close

Preface 1. Section 1: Foundation for Data Analysis
2. Getting Started with Python Libraries FREE CHAPTER 3. NumPy and pandas 4. Statistics 5. Linear Algebra 6. Section 2: Exploratory Data Analysis and Data Cleaning
7. Data Visualization 8. Retrieving, Processing, and Storing Data 9. Cleaning Messy Data 10. Signal Processing and Time Series 11. Section 3: Deep Dive into Machine Learning
12. Supervised Learning - Regression Analysis 13. Supervised Learning - Classification Techniques 14. Unsupervised Learning - PCA and Clustering 15. Section 4: NLP, Image Analytics, and Parallel Computing
16. Analyzing Textual Data 17. Analyzing Image Data 18. Parallel Computing Using Dask 19. Other Books You May Enjoy

Summary

In this chapter, we discovered classification, its techniques, the train-test split strategy, and performance evaluation measures. This will benefit you in gaining an important skill for predictive data analysis. You have seen how to develop linear and non-linear classifiers for predictive analytics using scikit-learn. In the earlier topics of the chapter, you got an understanding of the basics of classification and machine learning algorithms, such as naive Bayes classification, decision tree classification, KNN, and SVMs. In later sections, you saw data splitting approaches and model performance evaluation measures such as accuracy score, precision score, recall score, F1-score, ROC curve, and AUC score.

The next chapter, Chapter 11, Unsupervised Learning – PCA and Clustering, will concentrate on the important topics of unsupervised machine learning techniques and dimensionality reduction techniques in Python. The chapter starts with dimension reduction and principal...

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