[OSM-talk] TIGER 101
schuyler at nocat.net
Thu Nov 30 22:49:40 GMT 2006
* On 30-Nov-2006 at 2:18PM PST, Ben Gimpert said:
> Every time you encounter a TIGER lat/long point, you'll need to do a
> search across the lat/long of already-imported nodes within, say, a 1000
> miles. (Beware of very long, straight rural roads.) If you find a node
> with the same lat/long -- where "same" is some function incoporating the
> rural-ness of the area -- then you can reuse that node.
That was my point. Since TIGER/Line *is* topological by design, just
like OSM, it is definitely possible to reuse nodes out of the box.
More to the point, you don't need to keep track of every node in the
universe, just every node in a simple TIGER/Line file. Not impossible
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