Quoting Ross Singer <[log in to unmask]>:


> What if your indexed field contains an XML document?  Again, it seems 
> that same element could be a metric.

How is it a metric..  What are we measuring? What are the dimensions.. ?
What's the order?
If the only case that makes any sense is distance of ZERO then its NOT
a metric but a kludge (distance=0 we should view as the special case kludge
to address a special case and not the only case).

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