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Time Series Analysis with Python Cookbook

You're reading from   Time Series Analysis with Python Cookbook Practical recipes for exploratory data analysis, data preparation, forecasting, and model evaluation

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Product type Paperback
Published in Apr 2025
Publisher
ISBN-13 9781805124283
Length 98 pages
Edition 2nd Edition
Languages
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Author (1):
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Tarek A. Atwan Tarek A. Atwan
Author Profile Icon Tarek A. Atwan
Tarek A. Atwan
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Table of Contents (13) Chapters Close

1. Time Series Analysis with Python Cookbook, Second Edition: Practical recipes for exploratory data analysis, data preparation, forecasting, and model evaluation FREE CHAPTER
2. Getting Started with Time Series Analysis 3. Reading Time Series Data from Files 4. Reading Time Series Data from Databases 5. Persisting Time Series Data to Files 6. Persisting Time Series Data to Databases 7. Working with Date and Time in Python 8. Handling Missing Data 9. Outlier Detection Using Statistical Methods 10. Exploratory Data Analysis and Diagnosis 11. Building Univariate Time Series Models Using Statistical Methods 12. Additional Statistical Modeling Techniques for Time Series 13. Outlier Detection Using Unsupervised Machine Learning

Writing Large Datasets

In this recipe, you will explore how the choice of the different file formats can impact the overall write and read performance. You will explore Parquet, Optimized Row Columnar (ORC), and Feather and compare their performance to other popular file formats such as JSON and CSV.

The three file formats, ORC, Feather, and Parquet, are columnar file formats, making them efficient for analytical needs, and showing improved querying performance overall. The three file formats are also supported in Apache Arrow (PyArrow), which offers an in-memory columnar format for optimized data analysis performance. To persist this in-memory columnar and store it, you can use pandas to_orc, to_feather, and to_parquet writer functions to persist your data to disk.

Arrow provides the in-memory representation of the data as a columnar format while Feather, ORC, and Parquet allows us to store this representation to disk.

Getting Ready

In this recipe, you will be working with the New...

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