W3C home > Mailing lists > Public > public-lod@w3.org > August 2008

RE: Linked Movie DataBase

From: Hausenblas, Michael <michael.hausenblas@joanneum.at>
Date: Fri, 1 Aug 2008 14:47:26 +0200
Message-ID: <768DACDC356ED04EA1F1130F97D298520182401A@RZJC2EX.jr1.local>
To: "Georgi Kobilarov" <gkob@gmx.de>
Cc: "Mariano Consens" <consens@cs.toronto.edu>, "Chris Bizer" <chris@bizer.de>, "Oktie Hassanzadeh" <oktie@cs.toronto.edu>, <public-lod@w3.org>


Georgi,

Thanks for the clarification!

>But since the triple dbpedia:Madonna_(entertainer) owl:sameas
>yago:Madonna_(entertainer) is available in the graph store, users might
>get the impression that it's a valid URI.

That was precisely the thing I was wondering about (re your usage of 'valid DBpedia URI' ;)

Cheers,
	Michael


----------------------------------------------------------
 Michael Hausenblas, MSc.
 Institute of Information Systems & Information Management
 JOANNEUM RESEARCH Forschungsgesellschaft mbH
  
 http://www.joanneum.at/iis/
----------------------------------------------------------
 

>-----Original Message-----
>From: Georgi Kobilarov [mailto:gkob@gmx.de] 
>Sent: Friday, August 01, 2008 2:42 PM
>To: Hausenblas, Michael
>Cc: Mariano Consens; Chris Bizer; Oktie Hassanzadeh; public-lod@w3.org
>Subject: RE: Linked Movie DataBase
>
>Hi Michael,
>
> 
>> >e.g. http://dbpedia.org/resource/Madonna_(entertainer) is 
>not a valid
>> DBpedia resource URI. the correct one is
>> http://dbpedia.org/resource/Madonna_%28entertainer%29
>> 
>> Hm. Could you clearify this please?
>
>Try describe queries on those two URIs at dbpedia.org/sparql.
>the url_encoded URI is the correct one, containing all the data about
>Madonna.
>DBpedia *always* uses url_encoded URIs for resources!
>
>
>http://dbpedia.org/page/Madonna_(entertainer) is a bridge to 
>DESCRIBE http://dbpedia.org/resource/Madonna_(entertainer)
>
>The only result for that query is a sameAs link to Yago, which has been
>contributed externally and was not created by the DBpedia 
>team. And it's
>wrong.
>But since the triple dbpedia:Madonna_(entertainer) owl:sameas
>yago:Madonna_(entertainer) is available in the graph store, users might
>get the impression that it's a valid URI.
>
>
>> 
>> curl -I http://dbpedia.org/page/Madonna_(entertainer)
>> HTTP/1.1 200 OK
>> Server: Virtuoso/05.00.3032 (Solaris) x86_64-sun-solaris2.10-64  VDB
>> Connection: Keep-Alive
>> Content-Type: text/html; charset=UTF-8
>> Date: Fri, 01 Aug 2008 11:40:26 GMT
>> Accept-Ranges: bytes
>> Expires: Sat, 02 Aug 2008 11:40:26 GMT
>> Content-Length: 4457
>
>
>However, our Linked Data bridge (formerly Pubby, now Virtuoso's own
>implementation) returns a http 200 on every URI, even if 
>there's no data
>available, e.g. on
>http://dbpedia.org/resource/Hey_I'm_not_a_valid_DBpedia_URI. 
>Maybe we should change that...
>
>Best,
>Georgi
>
>--
>Georgi Kobilarov
>Freie Universitšt Berlin
>www.georgikobilarov.com
>
>
>> 
>> Cheers,
>> 	Michael
>> 
>> ----------------------------------------------------------
>>  Michael Hausenblas, MSc.
>>  Institute of Information Systems & Information Management
>>  JOANNEUM RESEARCH Forschungsgesellschaft mbH
>> 
>>  http://www.joanneum.at/iis/
>> ----------------------------------------------------------
>> 
>> 
>> >-----Original Message-----
>> >From: public-lod-request@w3.org
>> >[mailto:public-lod-request@w3.org] On Behalf Of Georgi Kobilarov
>> >Sent: Friday, August 01, 2008 1:33 PM
>> >To: Chris Bizer; Oktie Hassanzadeh; public-lod@w3.org
>> >Cc: Mariano Consens
>> >Subject: RE: Linked Movie DataBase
>> >
>> >
>> >Really great work guys!
>> >
>> >> As Yves and Juan, I'm also very interested to hear more about
>> >> ODDLinker.
>> >
>> >me too!
>> >
>> >> Would it be possible that you send us a file with the
>> >owl:sameAs links
>> >> between  LinkedMDB and DBpedia?
>> >
>> >just had a quick look at your DBpedia links. You need to url_encode
>> >them.
>> >
>> >e.g. http://dbpedia.org/resource/Madonna_(entertainer) is 
>not a valid
>> >DBpedia resource URI.
>> >the correct one is
>> >http://dbpedia.org/resource/Madonna_%28entertainer%29
>> >
>> >
>> >Best,
>> >Georgi
>> >
>> >--
>> >Georgi Kobilarov
>> >Freie Universitšt Berlin
>> >www.georgikobilarov.com
>> >
>> >
>> >> -----Original Message-----
>> >> From: public-lod-request@w3.org [mailto:public-lod-request@w3.org]
>On
>> >> Behalf Of Chris Bizer
>> >> Sent: Friday, August 01, 2008 11:51 AM
>> >> To: Oktie Hassanzadeh; public-lod@w3.org
>> >> Cc: Mariano Consens
>> >> Subject: Re: Linked Movie DataBase
>> >>
>> >>
>> >> Hi Oktie and Mariano,
>> >>
>> >> realy nice work and clearly what Tim Berners-Lee would call
>"Semantic
>> >> Web done right" :-)
>> >>
>> >> We would love to set links from DBpedia into LinkedMDB.
>> >>
>> >> Would it be possible that you send us a file with the
>> >owl:sameAs links
>> >> between  LinkedMDB and DBpedia?
>> >>
>> >> As Yves and Juan, I'm also very interested to hear more about
>> >> ODDLinker.
>> >>
>> >> Cheers
>> >>
>> >> Chris
>> >>
>> >>
>> >> --
>> >> Prof. Dr. Chris Bizer
>> >> Freie Universitšt Berlin
>> >> Phone: +49 30 838 55509
>> >> Mail: chris@bizer.de
>> >> Web: www.bizer.de
>> >>
>> >> ----- Original Message -----
>> >> From: "Oktie Hassanzadeh" <oktie@cs.toronto.edu>
>> >> To: <public-lod@w3.org>
>> >> Cc: "Mariano Consens" <consens@cs.toronto.edu>
>> >> Sent: Thursday, July 31, 2008 6:58 PM
>> >> Subject: Linked Movie DataBase
>> >>
>> >>
>> >> >
>> >> > Greetings everyone!
>> >> >
>> >> > We are pleased to announce the release of the preview
>> >version of the
>> >> > "Linked Movie DataBase" (LinkedMDB): http://www.linkedmdb.org
>> >> >
>> >> > LinkedMDB aims at publishing the first open linked data
>> >dedicated to
>> >> > movies. It currently contains over three million RDF 
>triples with
>> >> > hundreds of thousands of RDF links to other LOD project
>> >data sources
>> >> > and movie-related websites. Please check the LinkedMDB
>> >website for a
>> >> > description of the data source, a brief overview of the
>> >interlinking
>> >> > methodology used, and detailed statistics.
>> >> >
>> >> > We welcome any kind of feedback and comment from the LOD
>community,
>> >> > either off-list or on the list (if of interest to everyone).
>> >> >
>> >> > And, if you liked this project, please don't forget to follow
>this
>> >> > link and vote for us!:
>> >> > http://triplify.org/Challenge/Nominations
>> >> >
>> >> > Cheers,
>> >> > Oktie Hassanzadeh and Mariano Consens
>> >> > admin@linkedmdb.org
>> >> >
>> >> > PS. To know more about us and our research, please check our
>> >> > homepages:
>> >> > http://www.cs.toronto.edu/~oktie
>> >> > http://www.cs.toronto.edu/~consens
>> >> >
>> >> >
>> >
>> >
>> >
>
Received on Friday, 1 August 2008 12:52:40 UTC

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