It looks neat but I have no idea how the clustering works or why uniform colors are assigned to large areas, e.g. the color blue in the pdf example.
open one and inspect the two ways to view it, one is horizontal scan, the other is a peano curve which leads to natural square-ish areas.
open one and inspect the two ways to view it, one is horizontal scan, the other is a peano curve which leads to natural square-ish areas.