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Re: [Dbpedia-discussion] Fwd: Your message to Dbpedia-discussion awaits moderator approval

From: Kavitha Srinivas <ksrinivs@gmail.com>
Date: Mon, 10 Aug 2009 17:09:53 -0400
Message-Id: <5B506BCA-6CF9-4DD9-9999-E3492D711093@gmail.com>
Cc: Tim Finin <finin@cs.umbc.edu>, Anja Jentzsch <anja@anjeve.de>, "public-lod@w3.org" <public-lod@w3.org>, dbpedia-discussion@lists.sourceforge.net
To: Kingsley Idehen <kidehen@openlinksw.com>
I will fix the URIs.. I believe the equivalenceClass assertions were  
added in by someone at OpenLink (I just sent the raw file with the  
conditional probabilities for each pair of types that were above the . 
80 threshold).  So can whoever uploaded the file fix the property to  
what Tim suggested?
On Aug 10, 2009, at 5:03 PM, Kingsley Idehen wrote:

> Kavitha Srinivas wrote:
>> Agree completely -- which is why I sent a base file which had the  
>> conditional probabilities, the mapping, and the values to be able  
>> to compute marginals.
>> About the URIs, I should have added in my email that because  
>> freebase types are not URIs, and have types such as /people/ 
>> person, we added a base URI: http://freebase.com to the types.   
>> Sorry I missed mentioning that...
>> Kavitha
> Kavitha,
> If you apply the proper URIs, and then apply fixes to the mappings  
> (from prior suggestions) we are set.  You can send me another dump  
> and I will go one step further and put some sample SPARQL queries  
> together which demonstrate how we can have many world views on the  
> Web of Linked Data without anyone getting hurt in the process :-)
> Kingsley
>> On Aug 10, 2009, at 4:42 PM, Tim Finin wrote:
>>> Kavitha Srinivas wrote:
>>>> I understand what you are saying -- but some of this reflects  
>>>> the way types are associated with freebase instances.  The types  
>>>> are more like 'tags' in the sense that there is no hierarchy,  
>>>> but each instance is annotated with multiple types.  So an  
>>>> artist would in fact be annotated with person reliably (and  
>>>> probably less consistently with /music/artist).  Similar issues  
>>>> with Uyhurs, murdered children etc.  The issue is differences in  
>>>> modeling granularity as well.  Perhaps a better thing to look at  
>>>> are types where the YAGO types map to Wordnet (this is usually  
>>>> at a coarser level of granularity).
>>> One way to approach this problem is to use a framework to mix  
>>> logical
>>> constraints with probabilistic ones.  My colleague Yun Peng has been
>>> exploring integrating data backed by OWL ontologies with Bayesian  
>>> information,
>>> with applications for ontology mapping.  See [1] for recent  
>>> papers on this
>>> as well as a recent PhD thesis [2] that I think also may be  
>>> relevant.
>>> [1] http://ebiquity.umbc.edu/papers/select/search/html/ 
>>> 613a353a7b693a303b643a37383b693a313b643a303b693a323b733a303a22223b69 
>>> 3a333b733a303a22223b693a343b643a303b7d/
>>> [2] http://ebiquity.umbc.edu/paper/html/id/427/Constraint- 
>>> Generation-and-Reasoning-in-OWL
> -- 
> Regards,
> Kingsley Idehen	      Weblog: http://www.openlinksw.com/blog/~kidehen
> President & CEO OpenLink Software     Web: http://www.openlinksw.com
Received on Monday, 10 August 2009 21:10:38 UTC

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