[OSM-talk] Google fumbles again in latin america

Anthony osm at inbox.org
Mon Nov 8 12:52:01 GMT 2010


On Sun, Nov 7, 2010 at 11:26 PM, Russ Nelson <nelson at crynwr.com> wrote:
> David Murn writes:
>  > On Sat, 2010-11-06 at 22:58 -0400, Russ Nelson wrote:
>  > > Apollinaris Schoell writes:
>  > >  > I consider it improving osm by a human mapper according the spirit
>  > >  > of the project instead a container full of imports with not much
>  > >  > value. If a human surveys on ground or based on personal knowledge
>  > >  > and image tracing it has 100 times more value than any imported
>  > >  > data
>  > >
>  > > I have some sympathy for your position, but I was told explicitly by
>  > > the New York State Department of Environmental Conservation that their
>  > > shapefile is to be considered primary over the signs in the field.
>  > > Thus, mapping NYS DEC Forest Lands in the field is 0 times more value
>  > > than their authoritative shapefile, which I've imported.
>  >
>  > How do you know that the shapefile is correct, unless you survey on the
>  > ground?
>
> Because the shapefile contains the listing of property that the DEC
> claims to own, and over which people are free to travel without fear
> of trespass.  It's not possible for anyone to verify the shape of the
> data on the ground.

We don't map what the DEC claims to own, we map what they *do* own.
That is possible to verify.



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