How to Make Frequency Trails in R
Also known as ridgeline plots, the method overlaps time series for a 3-D-ish view of the data. While perhaps not the most visually efficient, the allure is undeniable.
Frequency trails have been around for a few decades but only recently became more popular. It hit peak popularity in 2017 when Henrik Lindberg posted a chart that showed sports participation by time of day.
They’re essentially just overlapping time series charts, but there is something about the overlap that makes the data feel for visually intriguing. More approachable?
I’ll let you decide what to do with them.
In this tutorial, you reproduce a simplified version of the frequency trails I used to show comment activity over time.
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