How to Make an Interactive Choropleth Map
When presented with a static graphic, it can be useful to see specific values after you see overall patterns. This tutorial shows you how to add simple interactions to a choropleth map so you can get specifics for regions.
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 →
How to Make a Semicircle Plot in R
It’s the half cousin of the bubble plot with less overlap and more straight edges.
An Easy Way to Make a Treemap
If your data is a hierarchy, a treemap is a good way to show all the values at once and keep the structure in the visual. This is a quick way to make a treemap in R.
How to Make Variable Width Bar Charts in R
The code to create these bar chart variations is almost the same as if you were to make a standard bar chart. But make sure you get the math right.