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Essential PySpark for Scalable Data Analytics

You're reading from   Essential PySpark for Scalable Data Analytics A beginner's guide to harnessing the power and ease of PySpark 3

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Product type Paperback
Published in Oct 2021
Publisher Packt
ISBN-13 9781800568877
Length 322 pages
Edition 1st Edition
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Author (1):
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Sreeram Nudurupati Sreeram Nudurupati
Author Profile Icon Sreeram Nudurupati
Sreeram Nudurupati
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Table of Contents (19) Chapters Close

Preface 1. Section 1: Data Engineering
2. Chapter 1: Distributed Computing Primer FREE CHAPTER 3. Chapter 2: Data Ingestion 4. Chapter 3: Data Cleansing and Integration 5. Chapter 4: Real-Time Data Analytics 6. Section 2: Data Science
7. Chapter 5: Scalable Machine Learning with PySpark 8. Chapter 6: Feature Engineering – Extraction, Transformation, and Selection 9. Chapter 7: Supervised Machine Learning 10. Chapter 8: Unsupervised Machine Learning 11. Chapter 9: Machine Learning Life Cycle Management 12. Chapter 10: Scaling Out Single-Node Machine Learning Using PySpark 13. Section 3: Data Analysis
14. Chapter 11: Data Visualization with PySpark 15. Chapter 12: Spark SQL Primer 16. Chapter 13: Integrating External Tools with Spark SQL 17. Chapter 14: The Data Lakehouse 18. Other Books You May Enjoy

Moving from BI to AI

Business intelligence (BI) remains the staple of data analytics. In BI, organizations collect raw transactional from a myriad of data sources and ETL it into a format that is conducive for building operational reports and enterprise dashboards, which depict the overall enterprise over a past period. This also helps business executives make informed decisions on the future strategy of an organization. However, if the amount of transactional data that's been generated has increased by several orders of magnitude, it is difficult (if not impossible) to surface relevant and timely insights that can help businesses make decisions. Moreover, it is also not sufficient to just rely on structured transactional data for business decision-making. Instead, new types of unstructured data, such as customer feedback in the form of natural language, voice transcripts from a customer service center, and videos and images of products and customer reviews need to be considered...

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