On Wed, Apr 23, 2008 at 6:10 AM, Cartinus <<a href="mailto:cartinus@xs4all.nl">cartinus@xs4all.nl</a>> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div class="Ih2E3d">On Wednesday 23 April 2008 14:45:17 Steve Hill wrote:<br>
> The problem is that the context isn't clear since there is no designated<br>
> "context" tag - i.e. if you have a way tagged with highway=climbing and<br>
> rock=limestone, is the context provided by the highway tag or the rock<br>
> tag?<br>
<br>
</div>A machine wouldn't know without a set of rules or a hierarchy. But the human<br>
brain is a lot more sophisticated than a machine, plus it is filled with lots<br>
of "background" knowledge. Therefore a human (of sufficient intelligence)<br>
wouldn't have a problem in deciding that the highway is more important than<br>
the rock in a database called OpenSteetMap.<br></blockquote><div>As someone else aptly put it earlier: OSM is about being machine-readable, otherwise it might as well be OpenAerialMap.<br><br>Karl<br></div></div>