[OSM-talk] TIGER 101
schuyler at nocat.net
Thu Nov 30 17:41:16 GMT 2006
* On 30-Nov-2006 at 8:37AM PST, Ben Gimpert said:
> Hi Andy & Steve,
> Right, nodes are not being reused. This is just because of how they are
> represrented they are represented in the TIGER data itself. I've posted
> about this before -- how "5th Avenue" in Manhattan is actually N
> separate record chains in TIGER, though obviously it's a
> physically-contiguously street. And that this occurs also at the node
> level, where there is no level of abstraction in the TIGER dataset for
> shared nodes.
Could you explain this in more detail? The "T" in TIGER stands for
"topological", so it ought to be possible and even easy to reuse
nodes, unless I misunderstand what you mean by that.
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