Re: spam

On Sat, 17 Jul 2010 12:02:19 +0100
Richard Light <richard@light.demon.co.uk> wrote:

> If [a museum] were to follow the dbpedia model, and publish a set of 
> [unrelated] triples with the object identifier as subject, embedded
> in their web page for the object, there is nothing to stop someone
> else putting out a page containing lies about that object, also
> expressed as simple triples with the object URL as subject.

There's also nothing to stop people publishing a page containing the
truth about an object if they notice that the museum has told lies about
it.

> By the time Google has indexed both those pages "semantically" (see
> yesterday's acquisition of FreeBase) and merged the results in its
> uber-index, you won't know the difference.

That assumes a fairly naive approach to graph management.

Most large-scale RDF stores keep statements as quads (or even quints),
giving you a slot to record the provenance of each piece of
information. The consumer can then apply as sophisticated a policy as
they like to decide which sources they trust.

-- 
Toby A Inkster
<mailto:mail@tobyinkster.co.uk>
<http://tobyinkster.co.uk>

Received on Saturday, 17 July 2010 14:16:21 UTC