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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

Earthquake data on a flat map

For this example, we're going to plot earthquake data on a map. This visualization will have the following features:

  1. A slider at the bottom can be used to select the year to be shown.
  2. A dropdown at the top allows you to switch between projections.
  3. A map in the center shows the projections and the earthquake data plotted on top.

An example using the Robinson projection looks like this:

This is a fairly standard projection, but D3 also comes with a number of more interesting projections. For instance, the InterruptedSinuMollweide projection renders the same information like this:

First, as we do for all the examples, we'll show you how to get the data.

Getting the data

For this example, we use two different data sources....

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