On Wed, Mar 28, 2012 at 8:48 AM, Ian Dees <ian.d...@gmail.com> wrote: > On Wed, Mar 28, 2012 at 5:47 AM, Josh Doe <j...@joshdoe.com> wrote:
[ ... ] >> I was thinking more about using TIGER 2011 >> to find roads that seem to be missing in the OSM database. My PostGIS >> skills are nil, but it seems like it should be a fairly trivial query >> to buffer the >> OSM ways and find TIGER segments which don't intersect the buffered ways. [ ... ] > I started playing with this last night and ended up with the Chicago area > metro extract from Mike and the Cook County TIGER roads data as layers in > QGIS. Next up is to play with various queries to find missing roads in OSM. > I like the idea of buffer and joining as a start and will probably move over > to PostGIS to do that. We used OpenJUMP and the RoadMatcher plugin in the early days of Canadian imports to generate lists of matching or missing roads. http://wiki.openstreetmap.org/wiki/Roadmatcher _______________________________________________ Talk-us mailing list Talk-us@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk-us
