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Uche Ogbuji wrote: > >... > > Wow. I'm a fan of RDF, but I find this somewhat of a counter-intuitive idea. > > I've always advocated RDF for closed systems and wondered about > its scalability in open systems. I think that what Roger is really talking about is *interoperability*, not really scalability (at least not in a performance sense). > In the terms you put it, RDF might help the user agent understand > the vocabulary more efficiently, as long as the agent has all > the data it needs to fully process the RDF. but if the agent > does not, and thus has to hop over to another Web site to > fill in a missing piece (maybe a site where an RDF schema or > DAML ontology is stored), then has to hop over to yet another > site to clarify some missing pieces there, and so on, couldn't > this cause all sorts of network congestion, and notable delays > in the agent's processing? If the alternative is having a programmer EXPLAIN the semantics to a program, this delay will seem slight. ;) And don't forget about client-side schema/ontology caching. Paul Prescod
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