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Expert Data Visualization

You're reading from   Expert Data Visualization Advanced information visualization with D3.js 4.x

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Product type Paperback
Published in Apr 2017
Publisher Packt
ISBN-13 9781786463494
Length 394 pages
Edition 1st Edition
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Author (1):
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Jos Dirksen Jos Dirksen
Author Profile Icon Jos Dirksen
Jos Dirksen
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Table of Contents (10) Chapters Close

Preface 1. Getting Started with D3 2. Basic Charts and Shapes FREE CHAPTER 3. Working with Hierarchical Data 4. Visualizing Graphs 5. Working with Geo Data 6. Visualizing Streaming Data 7. Voronoi Diagrams and Heatmaps 8. Custom Shapes and Paths and Using a Brush Selection 9. ES6, TypeScript, and External D3.js Libraries

Voronoi based on a list of airports

In this section, we're going to create a Voronoi diagram based on geographical data. We'll use a list of all the airports in the world, and use their locations to create a Voronoi diagram. We can create maps using this approach that look like this:

You can still see the general shape of the continents, even though we did not plot any geographic data. The first thing to do is get the data and sanitize it.

Prepare the data

We first download the list of airports from http://ourairports.com/data/airports.csv. This list contains information on all the airports and groups them by size. The data in this file looks like this:

"id","ident","type","name","latitude_deg","longitude_deg...
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