I wrote a piece of software for my Comp Sci MSc thesis designed to show periodicity where the periodicity has either a recursive structure or larger periods contains smaller periodic structure within. It was largely based on the arc diagram visualisation concept but added some additional features.
<a href="https://en.wikipedia.org/wiki/Arc_diagram?wprov=sfla1" rel="nofollow">https://en.wikipedia.org/wiki/Arc_diagram?wprov=sfla1</a>