Clipping a Voronoi diagram to an arbitrary polygon
Voronoi cells constrained by invisible 'dummy' cells
Contours through KDE weighted by x position
Normal density distribution
KDE transform
Stacked KDE transforms
TimeUnit transforms: Should overlay irregular red timestamp lines on regularl two-week time bins.
Raster of (x,y) cells generated inline and transformed via the heatmap transform in which colour is a function