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Data Augmentation with Python

You're reading from   Data Augmentation with Python Enhance deep learning accuracy with data augmentation methods for image, text, audio, and tabular data

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Product type Paperback
Published in Apr 2023
Publisher Packt
ISBN-13 9781803246451
Length 394 pages
Edition 1st Edition
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Author (1):
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Duc Haba Duc Haba
Author Profile Icon Duc Haba
Duc Haba
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Toc

Table of Contents (17) Chapters Close

Preface 1. Part 1: Data Augmentation
2. Chapter 1: Data Augmentation Made Easy FREE CHAPTER 3. Chapter 2: Biases in Data Augmentation 4. Part 2: Image Augmentation
5. Chapter 3: Image Augmentation for Classification 6. Chapter 4: Image Augmentation for Segmentation 7. Part 3: Text Augmentation
8. Chapter 5: Text Augmentation 9. Chapter 6: Text Augmentation with Machine Learning 10. Part 4: Audio Data Augmentation
11. Chapter 7: Audio Data Augmentation 12. Chapter 8: Audio Data Augmentation with Spectrogram 13. Part 5: Tabular Data Augmentation
14. Chapter 9: Tabular Data Augmentation 15. Index 16. Other Books You May Enjoy

Text Augmentation

Text augmentation is a technique that is used in Natural Language Processing (NLP) to generate additional data by modifying or creating new text from existing text data. Text augmentation involves techniques such as character swapping, noise injection, synonym replacement, word deletion, word insertion, and word swapping. Image and text augmentation have the same goal. They strive to increase the size of the training dataset and improve AI prediction accuracy.

Text augmentation is relatively more challenging to evaluate because it is not as intuitive as image augmentation. The intent of an image augmentation technique is clear, such as flipping a photo, but a character-swapping technique will be disorienting to the reader. Therefore, readers might perceive the benefits as subjective.

The effectiveness of text augmentation depends on the quality of the generated data and the specific NLP task being performed. It can be challenging to determine the appropriate...

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