[Talk-ca] GeoBase import woes...
ssinger_pg at sympatico.ca
Sat Jan 24 04:04:39 GMT 2009
On Thu, 22 Jan 2009, James Ewen wrote:
> More beating has ensued...
I've added about a hundred more ways to the Fort McMurray area.
I think road matcher was able to detect some more standalone roads once the
surronding roads were imported, but it could be due to me using slightly
different settings. I tried to manually make sure these didn't cause
conflict with work people have done since (but I apologies if I missed a
I also noticed that Road Matcher is not always able to match the geobase
imported road in OSM to the source road in the NRN file. This doesn't
>> I'm thinking that perhaps a little from column A, and a little from
>> column B might be the best bet.
>> I'm wondering if I should upload GeoBase ways on top of the GPS traced
>> ways, copy the attributes over, and align/stitch, then remove the
>> GeoBase way. I would also need to cut the GS traced ways into sections
>> that mimic the GeoBase ways.
> So, I sampled the buffet... I took my GPX traced way, cut it up into
> sections that matched up with the GeoBase ways. I then copied all the
> attributes from each GeoBase way over to my equivalent ways, and
> finally deleted the GeoBase way. What I ended up with, was a well
> defined way that describes a roadway that is nearly identical to what
> GeoBase had described.
> I think the end result looks like what we would end up with if I had
> taken the original GeoBase ways, and edited and modified it to
> represent what I consider to be a better representation of the road.
> There are obvious deviations and node position errors evident in the
> GeoBase data that are readily apparent to anyone who has driven down
> this road.
> There's lots of work to do... I'm thinking that this is probably going
> to be my main mode of making changes to OSM way in the future. Track
> and upload overtop of the GeoBase information, clean up the import,
> stitch to existing data, copy the attributes over, and then delete the
> GeoBase way.
> Talk-ca mailing list
> Talk-ca at openstreetmap.org
More information about the Talk-ca