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Mastering Spark for Data Science

You're reading from   Mastering Spark for Data Science Lightning fast and scalable data science solutions

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Product type Paperback
Published in Mar 2017
Publisher Packt
ISBN-13 9781785882142
Length 560 pages
Edition 1st Edition
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Authors (5):
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David George David George
Author Profile Icon David George
David George
Matthew Hallett Matthew Hallett
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Matthew Hallett
Antoine Amend Antoine Amend
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Antoine Amend
Andrew Morgan Andrew Morgan
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Andrew Morgan
Albert Bifet Albert Bifet
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Albert Bifet
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Table of Contents (15) Chapters Close

Preface 1. The Big Data Science Ecosystem 2. Data Acquisition FREE CHAPTER 3. Input Formats and Schema 4. Exploratory Data Analysis 5. Spark for Geographic Analysis 6. Scraping Link-Based External Data 7. Building Communities 8. Building a Recommendation System 9. News Dictionary and Real-Time Tagging System 10. Story De-duplication and Mutation 11. Anomaly Detection on Sentiment Analysis 12. TrendCalculus 13. Secure Data 14. Scalable Algorithms

News index dashboard


Since we were able to enrich the content found at input URLs with valuable information, the natural next step is to start visualizing our data. Although the different techniques of Exploratory Data Analysis have been thoroughly discussed within Chapter 4, Exploratory Data Analysis, we believe it is worth wrapping up what we have covered so far using a simple dashboard in Kibana. From around 50,000 articles, we were able to fetch and analyze on January 10-11, we filter any record mentioning David Bowie as a NLP entity and containing the word death. Because all our text content is properly indexed in Elasticsearch, we can pull 209 matching articles with their content in just a few seconds.

Figure 5: News Index Dashboard

We can quickly get the top ten persons mentioned alongside David Bowie, including his stage name Ziggy Stardust, his son Duncan Jones, his former producer Tony Visconti, or the British prime minister David Cameron. Thanks to the GeoLookup service we built...

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