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Kamis, 01 Februari 2018

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Nina Riddell: Chord diagrams: when there's too many categories to ...
src: 3.bp.blogspot.com

A chord diagram is a graphical method of displaying the inter-relationships between data in a matrix. The data are arranged radially around a circle with the relationships between the data points typically drawn as arcs connecting the data.

The format can be aesthetically pleasing, making it a popular choice in the world of data visualization.


Video Chord diagram



Name

Chord diagrams get their name from terminology used in geometry. A chord of a circle is a geometric line segment whose endpoints both lie on the circle. Chord diagrams are also known as radial network diagrams and may sometimes be referred to as a type of circular layout.


Maps Chord diagram



Hierarchical Edge Bundling

While a small amount of data could be represented in a circular diagram using straight lines to show the interconnections, a diagram featuring numerous lines would quickly become illegible. To reduce the visual complexity, chord diagrams employ a technique called hierarchical edge bundling.


Chord diagram of language difficulty : dataisugly
src: i.imgur.com


History

This type of diagram was used in 2007 by the New York Times infographic Close-Ups of the Genome


Jazz Guitar Chord Chart - SongMaven
src: songmaven.com


References


Visual Java Source Code Dependency Cycle Analysis with Chord ...
src: i.ytimg.com


External links

  • Hierarchical Edge Bundling is the technique by which the lines connect nodes together are grouped to reduce visual clutter.

Source of the article : Wikipedia

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