[Gdal-dev] Problems with ogr2ogr and TIGER line data -
California is a bit off
Martin, Daniel A
Daniel.A.Martin at erac.com
Thu Feb 3 12:37:02 EST 2005
> Well, I would say the key is still to see if there is an
> actual change in the road coordinates resulting from the
> conversion to TAB from TIGER. Hopefully you can determine
> this by looking at the results of ogrinfo on the first
> feature direct from TIGER and from TAB.
I will definitely check this out.
> If they match, then what are the chances that MapInfo and
> MapServer are shifting your background (image?) layer
> different that you are plotting the vectors over? Are they
> also all in a NAD83 geographic coordinate system?
I'm comparing this relative to several layers. One is a simple lat-lon
point layer, some polygon layers, and the TerraServer WMS. I have
enough "controls" matching up beautifully, with the lone TIGER layer
skewing out of place. So, I believe the chances are low.
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