Hi, On 14 December 2012 02:12, Jason Remillard <remillard.ja...@gmail.com> wrote: > In my town, there are 5427 buildings. 43,628 nodes, or 8 nodes per > structure. I did a 0.25 meter simplify on the entire town, and the node > count went down to 41,809. We are looking at an excess of 5%. 0.25 meter may > seem tight, but consider that source data was from 30cm and 15cm per pixel, > and I am sure the algorithms used do some kind of sub pixel interpolation. > Until I can figure out how to do the simplification from my scripts, > ..
As I understand some processing is done in PostGIS already. You could add a ST_SimplifyPreserveTopology(the_geom, 0.25) at the end of the process and it should have the same effect. Cheers _______________________________________________ Talk-us mailing list Talk-us@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk-us