What is the center line of a complex polygon? (cont. 3)

Just a quick post on this one, this time. I haven’t implemented an approximation of Bálint MiklósScale Axis Transform in PostGIS yet, and I don’t think I’ll dare try in GeoTools for GeoServer just yet, but I thought I’d give a preview of the sensitivity of the medial axis calculations in “bumpy” streams with the following image:

Medial axis of

As you can see, the problem isn’t restricted to giraffes… 🙂 .

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