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   Re: [xml-dev] Semantic Web permathread, iteration n+1 (was Re: [xml-dev]

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Elliotte Rusty Harold wrote:

> The competition is not between two different metadata systems, one of
>  which is open and one of which is closed. Google does not provide 
> metadata. It provides answers to questions. The semantic web attempts
> to provide answers to questions by having authors annotate their
> content with metadata.

Well, that's one way but it's only part (and not really the dominant
part) of the Semantic Web notion/vision/whatever.  In fact, there are at
least ten or 20 characterizations like that but pointed to different
areas and issues.

> The semantic web assumes two separate layers of data and metadata,
> and their is no guarantee or even likelihood that they will be in
> sync.

Not at all - there is a lot of work that blends the two, and a lot of 
work on mining implicit meta data.

> Sites can and will lie with their metadata. 

That's for sure.  They don't have to intentionally lie, either.  They 
can use the meta data data types incorrectly, and make mistakes in the 
data entries.


Tom P


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