How to Make Unit Charts with Icon Images in R
Make the unit chart less abstract with icons that represent the data, or use this in place of a bar chart.
You’ve probably seen the charts where instead of dots, icons represent data points to provide a less abstract representation of the subject material. A lot of the time it’s people silhouettes, which is why there’s a People font.
The font is for the web though. There’s a straightforward way to do this in R. We’ll draw from a previous tutorial on unit charts for organization and grids, so the main task is figuring out how to load and place images on a plot.
To access this full tutorial and download the source code you must be a member. (If you are already a member, log in here.)
Get instant access to this tutorial and over a hundred more, plus courses, guides, and additional resources.
You'll get unlimited access to hundreds of hours worth of 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.
The tutorials are very helpful to move from "Oooo, cool!" to how to actually DO the cool.
Members also recieve a weekly newsletter, The Process. Keep up-to-date on visualization tools, the rules, and the guidelines and how they all work together in practice.
See samples of everything you gain access to:
More Tutorials See All →
How to Draw Maps with Hatching Lines in R
Fill areas with varying line density to give more or less visual attention. With geographic maps, the technique is especially useful to adjust for population density.
How to Make a Mosaic Plot in R
Also known as a Marimekko diagram, the mosaic plot lets you compare multiple qualitative variables at once. They can be useful, sometimes.
How to Make a Customized Excess Mortality Chart in Excel
Show current evolution against expected historical variability and add one or more series that could account for the difference.