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Re: 15 Ways to Think About Data Quality (Just for a Start)

From: Kingsley Idehen <kidehen@openlinksw.com>
Date: Tue, 12 Apr 2011 10:34:45 -0400
Message-ID: <4DA46305.7040601@openlinksw.com>
To: glenn mcdonald <glenn@furia.com>
CC: "public-lod@w3.org" <public-lod@w3.org>
On 4/12/11 10:30 AM, glenn mcdonald wrote:
>     In addition to my prior comments, you could have looked up the
>     source of the subjectively errant assertion
> So you call "Michael Jackson owl:sameAs Michael Rodrick" a 
> "subjectively errant assertion"? I definitely don't know what you mean 
> by "subjective".
>     via its source named graph:
>     http://lod.openlinksw.com/fct/rdfdesc/usage.vsp?g=http%3A%2F%2Fdbpedia.org%2Fresource%2FMichael_Jackson&tp=2
>     <http://lod.openlinksw.com/fct/rdfdesc/usage.vsp?g=http%3A%2F%2Fdbpedia.org%2Fresource%2FMichael_Jackson&tp=2>
>     . Or you could have just followed the link:
>     http://lod.openlinksw.com/describe/?url=http%3A%2F%2Fsw.opencyc.org%2F2008%2F06%2F10%2Fconcept%2FMx4rvWuBAJwpEbGdrcN5Y29ycA
>     .
> I can't see how to tell from either link where the sameAs assertion 
> connecting Jackson to Rodrick came from. Can you show me how to 
> discern the provenance of that particular triple?

. That's how you discern its from OpenCyc since each datasets is loaded 
into its now Named Graph.

Even easier: follow the link, the copy the value of @href from "About: 
XYZ.." or just click on the About: XYZ hyperlink and you'll find 
yourself in the OpenCyc data space :-)



Kingsley Idehen	
President&  CEO
OpenLink Software
Web: http://www.openlinksw.com
Weblog: http://www.openlinksw.com/blog/~kidehen
Twitter/Identi.ca: kidehen
Received on Tuesday, 12 April 2011 14:35:09 UTC

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