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Key benefits

Get to grips with new techniques for data preprocessing and cleaning for machine learning and NLP models

Use new and updated AI tools and techniques for data cleaning tasks

Clean, monitor, and validate large data volumes to diagnose problems using cutting-edge methodologies including Machine learning and AI

Description

Jumping into data analysis without proper data cleaning will certainly lead to incorrect results. The Python Data Cleaning Cookbook - Second Edition will show you tools and techniques for cleaning and handling data with Python for better outcomes. Fully updated to the latest version of Python and all relevant tools, this book will teach you how to manipulate and clean data to get it into a useful form. he current edition focuses on advanced techniques like machine learning and AI-specific approaches and tools for data cleaning along with the conventional ones. The book also delves into tips and techniques to process and clean data for ML, AI, and NLP models. You will learn how to filter and summarize data to gain insights and better understand what makes sense and what does not, along with discovering how to operate on data to address the issues you've identified. Next, you’ll cover recipes for using supervised learning and Naive Bayes analysis to identify unexpected values and classification errors and generate visualizations for exploratory data analysis (EDA) to identify unexpected values. Finally, you’ll build functions and classes that you can reuse without modification when you have new data. By the end of this Data Cleaning book, you'll know how to clean data and diagnose problems within it.

Who is this book for?

This book is for anyone looking for ways to handle messy, duplicate, and poor data using different Python tools and techniques. The book takes a recipe-based approach to help you to learn how to clean and manage data with practical examples. Working knowledge of Python programming is all you need to get the most out of the book.

What you will learn

Using OpenAI tools for various data cleaning tasks

Producing summaries of the attributes of datasets, columns, and rows

Anticipating data-cleaning issues when importing tabular data into pandas

Applying validation techniques for imported tabular data

Improving your productivity in pandas by using method chaining

Recognizing and resolving common issues like dates and IDs

Setting up indexes to streamline data issue identification

Using data cleaning to prepare your data for ML and AI models

What do you get with Print?

Instant access to your digital copy whilst your Print order is Shipped

Paperback book shipped to your preferred address

Redeem a companion digital copy on all Print orders

Access this title in our online reader with advanced features

DRM FREE - Read whenever, wherever and however you want

Frequently bought together

The Machine Learning Solutions Architect Handbook

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Total € 113.97

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Packt verified reviews

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Amazon verified reviews

Absar Jan 30, 2024

good content..waiting for the rest of the chapters

Subscriber review

Bryan Edwards Jul 29, 2024

Great book - the author does a great job explaining the various concepts, and the examples are very helpful

Feefo Verified review

N/A Jul 27, 2024

Airton Leal Jun 10, 2024

This book is a goldmine of practical techniques for wrangling your data into shape using powerful Python libraries like pandas, NumPy, Matplotlib, scikit-learn, and the exciting newcomer - OpenAI tools.The content and inclusion of OpenAI tools, reflecting the latest advancements in the field. The hands-on approach ensures that readers not only understand the theoretical aspects of data cleaning but also acquire practical skills by working through real datasets. The clear, concise explanations and step-by-step instructions make it easy to follow along, while the numerous code snippets and illustrations help solidify understanding. Whether you're a data analyst, scientist, or engineer, this cookbook is an invaluable tool for enhancing your data cleaning capabilities and ensuring your analyses are built on a solid foundation of well-prepared data.

Amazon Verified review

James W Jun 01, 2024

Discover how to describe your data in detail, identify data issues, and find out how to solve them using commonly used techniques and tips and tricks.Key Features I picked out from the bookVarious data cleaning techniques to reveal key insights to manipulate data of different complexities to shape them into the right form.Clean, monitor, and validate large data volumes to diagnose problems before moving on to data analysis.Book DescriptionGetting clean data to reveal insights is essential, as directly jumping into data analysis without proper data cleaning may lead to incorrect results.This book shows you tools and techniques that you can apply to clean and handle data with Python.You'll begin by getting familiar with the shape of data by using practices that can be deployed routinely with most data sources. Then, the book teaches you how to manipulate data to get it into a useful form.You'll also learn how to filter and summarise data to gain insights and better understand what makes sense and what does not, along with discovering how to operate on data to address the issues you've identified.Moving on, you'll perform key tasks, such as handling missing values, validating errors, removing duplicate data, monitoring high volumes of data, and handling outliers and invalid dates.Next, you'll cover recipes on using supervised learning and Naive Bayes analysis to identify unexpected values and classification errors, and generate visualisations for exploratory data analysis (EDA) to visualise unexpected values.Finally, you'll build functions and classes that you can reuse without modification when you have new data.By the end of this Python book, you'll be equipped with all the key skills that you need to clean data and diagnose problems within it.

Python Data Cleaning Cookbook: Prepare your data for analysis with pandas, NumPy, Matplotlib, scikit-learn, and OpenAI , Second Edition

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