Fathom Information Design helps clients understand and express complex data through information graphics, interactive tools, and software for installations, the web, and mobile devices.


Metric spaces and information distance

November 10, 2015

In my last blogpost, I showed some visualizations generated by usage data from our tool Mirador. These visualizations rely on the calculation of a “distance” between variables in a dataset, and Information Theory allows us to define such distance, as we will see below. The notion of distance is essential to most visual representations of […]