Python

The chart type can be used to show patterns over time and relationships between variables. This is a comprehensive introduction to making them using two common libraries.

Email provides a window into who we interact with and what we do. This tutorial describes how to get that data in the format you want.

A frequent challenge of visualization is behind the scenes, to get the data and to mold it into the format you need. Do that. Then map.

Sometimes these cartograms can distort areas beyond recognition, but they can also provide a better visual representation for a region with a wide range of subregions. At the least, they’re fun to look at.

Filled contour plots are useful for looking at density across two dimensions and are often used to visualize geographic data. It’s straightforward to make them in R — once you get your data in the right format, that is.

There are about a million ways to make a choropleth map. The problem is that a lot of solutions require expensive software or have a high learning curve. It doesn’t have to be that way.