How to Make Chord Diagrams in R
Show connections in the circular layout for a more compact presentation.
Chord diagrams are compact and often visual pleasing. Because circles. The outer track shows totals for in and out links, and the width of links represent the subtotals for each category.
The diagram carries with it similar challenges to other network graphs, namely a lot of lines crossing makes for a bowl of spaghetti. But in the event that you need a chord diagram, here’s how to do it.
I cover two methods. One uses a built-in function and the other draws a diagram piece-by-piece. As is usually the case, the former provides convenience while sacrificing flexibility. The latter offers flexibility, but takes a bit more effort.
To access this full tutorial and download the source code you must be a member. (If you are already a member, log in here.)
Gain instant access to step-by-step visualization courses and tutorials for insight and presentation — all while supporting an independent site. Source code and data is included so that you can more easily apply what you learn in your own work.
Members also recieve a weekly newsletter, The Process, which looks more closely at the tools, the rules, and the guidelines and how they work in practice.
See samples of everything you gain access to:
More Tutorials See All →
Loading Data and Basic Formatting in R
It might not be sexy, but you have to load your data and get it in the right format before you can visualize it. Here are the basics, which might be all you need.
How to Display Text in R
Text can provide much needed context to traditional visual cues and can be used as a visual cue itself in some cases.
Compact Ways to Visualize Distributions in R
For when you want to show or compare several distributions but don’t have a lot of space.