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Re: The Power of Virtuoso Sponger Technology

From: Kingsley Idehen <kidehen@openlinksw.com>
Date: Sun, 18 Oct 2009 14:19:37 -0400
Message-ID: <4ADB5C39.9030809@openlinksw.com>
To: "public-lod@w3.org" <public-lod@w3.org>
Martin Hepp (UniBW) wrote:
> I don't think so, because this would require that Sindice crawled the 
> whole regular web and checked the Spongers for each URL (sic!).
Martin,

Or crawls the deeper Web of Linked Data via our proxy/wrapper URIs and 
ends up achieving what? The shallow Web is still challenging Google and 
Yahoo! I don't even want to imagine the kind of indigestion you would 
get from attempting to ingest the entire deeper Web of Linked Data :-)

Kingsley.
>
> Juan Sequeda wrote:
>> Does Sindice crawl this (or any other semantic web search engines)?
>> Juan Sequeda, Ph.D Student
>> Dept. of Computer Sciences
>> The University of Texas at Austin
>> www.juansequeda.com
>> www.semanticwebaustin.org
>>
>>
>> On Sat, Oct 17, 2009 at 4:24 AM, Martin Hepp (UniBW) <
>> hepp@ebusiness-unibw.org> wrote:
>>
>>   
>>> Dear all:
>>>
>>> I just found out that the Virtuoso Sponger technology is even more
>>> powerful than I thought.
>>>
>>> Briefly: "Spongers" create rich GoodRelations (and other RDF) meta-data
>>> for existing Web pages on-the-fly. Other than traditional
>>> screen-scraping approaches, Spongers reuse public APIs and other
>>> techniques, so the data is of unprecedented degree of structure.
>>>
>>> Now, this can be directly used in arbitrary queries... by simply using
>>> the URI of the *existing* HTML Web page in the FROM clause of a SPARQL
>>> query.
>>>
>>> Example:
>>>
>>>
>>>
>>> http://www.amazon.com/Semantic-Web-Real-World-Applications-Industry/dp/0387485309
>>>
>>> is a Web page in plain HTML offering a book. Amazon does not yet produce
>>> GoodRelations meta-data on their pages.
>>>
>>> If you go to
>>>
>>>    http://uriburner.com/sparql
>>>
>>> and paste the URI in the "Default Graph URI " field and select "Retrieve
>>> remote RDF for all missing source graphs", then a query like
>>>
>>>   "SELECT * WHERE {?s ?p ?o} LIMIT 50"
>>>
>>> returns a fully-fledged GoodRelations description for that page - as if
>>> Amazon was already supporting GoodRelations for each of its > 4 million
>>> items!
>>>
>>> There are spongers for BestBuy, eBay, Zillow, and many other types of
>>> resources.
>>>
>>> Wow!
>>>
>>> Congrats to Kingsley and his team!
>>>
>>> Best wishes
>>>
>>> Martin Hepp
>>>
>>> --
>>> --------------------------------------------------------------
>>> martin hepp
>>> e-business & web science research group
>>> universitaet der bundeswehr muenchen
>>>
>>> e-mail:  hepp@ebusiness-unibw.org
>>> phone:   +49-(0)89-6004-4217
>>> fax:     +49-(0)89-6004-4620
>>> www:     http://www.unibw.de/ebusiness/ (group)
>>>         http://www.heppnetz.de/ (personal)
>>> skype:   mfhepp
>>> twitter: mfhepp
>>>
>>> Check out GoodRelations for E-Commerce on the Web of Linked Data!
>>> =================================================================
>>>
>>> Webcast:
>>> http://www.heppnetz.de/projects/goodrelations/webcast/
>>>
>>> Recipe for Yahoo SearchMonkey:
>>> http://www.ebusiness-unibw.org/wiki/GoodRelations_and_Yahoo_SearchMonkey
>>>
>>> Talk at the Semantic Technology Conference 2009:
>>> "Semantic Web-based E-Commerce: The GoodRelations Ontology"
>>>
>>> http://www.slideshare.net/mhepp/semantic-webbased-ecommerce-the-goodrelations-ontology-1535287
>>>
>>> Overview article on Semantic Universe:
>>>
>>> http://www.semanticuniverse.com/articles-semantic-web-based-e-commerce-webmasters-get-ready.html
>>>
>>> Project page:
>>> http://purl.org/goodrelations/
>>>
>>> Resources for developers:
>>> http://www.ebusiness-unibw.org/wiki/GoodRelations
>>>
>>> Tutorial materials:
>>> CEC'09 2009 Tutorial: The Web of Data for E-Commerce: A Hands-on
>>> Introduction to the GoodRelations Ontology, RDFa, and Yahoo! SearchMonkey
>>>
>>> http://www.ebusiness-unibw.org/wiki/Web_of_Data_for_E-Commerce_Tutorial_IEEE_CEC%2709
>>>
>>>
>>>
>>>
>>>     
>>
>>   
>
> -- 
> --------------------------------------------------------------
> martin hepp
> e-business & web science research group
> universitaet der bundeswehr muenchen
>
> e-mail:  hepp@ebusiness-unibw.org
> phone:   +49-(0)89-6004-4217
> fax:     +49-(0)89-6004-4620
> www:     http://www.unibw.de/ebusiness/ (group)
>          http://www.heppnetz.de/ (personal)
> skype:   mfhepp 
> twitter: mfhepp
>
> Check out GoodRelations for E-Commerce on the Web of Linked Data!
> =================================================================
>
> Webcast:
> http://www.heppnetz.de/projects/goodrelations/webcast/
>
> Recipe for Yahoo SearchMonkey:
> http://www.ebusiness-unibw.org/wiki/GoodRelations_and_Yahoo_SearchMonkey
>
> Talk at the Semantic Technology Conference 2009: 
> "Semantic Web-based E-Commerce: The GoodRelations Ontology"
> http://www.slideshare.net/mhepp/semantic-webbased-ecommerce-the-goodrelations-ontology-1535287
>
> Overview article on Semantic Universe:
> http://www.semanticuniverse.com/articles-semantic-web-based-e-commerce-webmasters-get-ready.html
>
> Project page:
> http://purl.org/goodrelations/
>
> Resources for developers:
> http://www.ebusiness-unibw.org/wiki/GoodRelations
>
> Tutorial materials:
> CEC'09 2009 Tutorial: The Web of Data for E-Commerce: A Hands-on Introduction to the GoodRelations Ontology, RDFa, and Yahoo! SearchMonkey 
> http://www.ebusiness-unibw.org/wiki/Web_of_Data_for_E-Commerce_Tutorial_IEEE_CEC%2709
>
>   


-- 


Regards,

Kingsley Idehen	      Weblog: http://www.openlinksw.com/blog/~kidehen
President & CEO 
OpenLink Software     Web: http://www.openlinksw.com
Received on Sunday, 18 October 2009 18:20:09 UTC

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