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Python Data Cleaning and Preparation Best Practices

You're reading from   Python Data Cleaning and Preparation Best Practices A practical guide to organizing and handling data from various sources and formats using Python

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Product type Paperback
Published in Sep 2024
Publisher Packt
ISBN-13 9781837634743
Length 456 pages
Edition 1st Edition
Languages
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Author (1):
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Maria Zervou Maria Zervou
Author Profile Icon Maria Zervou
Maria Zervou
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Table of Contents (19) Chapters Close

Preface 1. Part 1: Upstream Data Ingestion and Cleaning
2. Chapter 1: Data Ingestion Techniques FREE CHAPTER 3. Chapter 2: Importance of Data Quality 4. Chapter 3: Data Profiling – Understanding Data Structure, Quality, and Distribution 5. Chapter 4: Cleaning Messy Data and Data Manipulation 6. Chapter 5: Data Transformation – Merging and Concatenating 7. Chapter 6: Data Grouping, Aggregation, Filtering, and Applying Functions 8. Chapter 7: Data Sinks 9. Part 2: Downstream Data Cleaning – Consuming Structured Data
10. Chapter 8: Detecting and Handling Missing Values and Outliers 11. Chapter 9: Normalization and Standardization 12. Chapter 10: Handling Categorical Features 13. Chapter 11: Consuming Time Series Data 14. Part 3: Downstream Data Cleaning – Consuming Unstructured Data
15. Chapter 12: Text Preprocessing in the Era of LLMs 16. Chapter 13: Image and Audio Preprocessing with LLMs 17. Index 18. Other Books You May Enjoy

Handling rare words and spelling variations

The rise of LLMs has revolutionized how we interact with technology and process information, particularly in the world of handling spelling variations and rare words. Before the emergence of LLMs, managing these linguistic challenges required extensive manual effort, often involving specialized knowledge and painstakingly crafted algorithms. Traditional spell-checkers and language processors struggled with rare words and variations, leading to frequent errors and inefficiencies. Today, LLMs such as GPT-4, Lllama3, and others have transformed this landscape by leveraging vast datasets and sophisticated machine-learning techniques to understand and generate text that accommodates a wide range of spelling variations and uncommon terminology. These models can recognize and correct misspellings, provide contextually appropriate suggestions, and accurately interpret rare words, enhancing the precision and reliability of text processing.

Dealing...

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