On Oct 24, 2012, at 2:29 PM, Alexandre Saunier wrote: Hi Alex,
> A bit like the "simplify,count=<...>" filter in GPSBabel: > http://www.gpsbabel.org/htmldoc-development/filter_simplify.html > > Is there a way to do that kind of simplification with PostGIS? A way could be to : - Compute length of your road with ST_Length - Use ST_Line_Interpolate_Point to compute each point on your line - Aggregate all points computed in a new simplified line with ST_MakeLine HTH, O. _______________________________________________ postgis-users mailing list postgis-users@postgis.refractions.net http://postgis.refractions.net/mailman/listinfo/postgis-users