W3C home > Mailing lists > Public > public-lod@w3.org > April 2011

Re: How many instances of foaf:Person are there in the LOD Cloud?

From: Kingsley Idehen <kidehen@openlinksw.com>
Date: Wed, 13 Apr 2011 17:18:36 -0400
Message-ID: <4DA6132C.2090208@openlinksw.com>
To: Michael Brunnbauer <brunni@netestate.de>
CC: public-lod@w3.org
On 4/13/11 11:08 AM, Michael Brunnbauer wrote:
> re
>
> I am missing the foaf:Persons in Kingsleys LOD Cloud Cache Analysis:
>
> https://spreadsheets0.google.com/ccc?hl=en&key=tub0WHafqXO9zsdDrpeuxqw&hl=en#gid=0
>
> They should be in the "Total Objects in an isA Relation Count (Top 50)".
>
> Are they missing because the system does not count blank nodes here or
> because the query did not run over the whole data ?

Do the count directly against the SPARQL endpoint. I am reading this 
message kinda late, so you must have seen my response and links already :-)

Kingsley
> Regards,
>
> Michael Brunnbauer
>
> On Wed, Apr 13, 2011 at 04:48:59PM +0200, Giovanni Tummarello wrote:
>> sindice.com main index has 37,312,159 documents occurrences of  foaf:person.
>>
>> http://sindice.com/search?q=foaf%3Aperson
>> (a lot of these come from microformats via the any23 library but anyway)
>>
>> which means there are many more actual persons inside.
>>
>> Gio
>>
>>
>> On Wed, Apr 13, 2011 at 10:15 AM, Bernard Vatant
>> <bernard.vatant@mondeca.com>  wrote:
>>> Hello all
>>>
>>> Just trying to figure what is the size of personal information available as
>>> LOD vs billions of person profiles stored by Google, Amazon, Facebook,
>>> LinkedIn, unameit ... in proprietary formats.
>>>
>>> Any hint of the proportion of "living" people vs historical characters is
>>> also welcome.
>>>
>>> Any idea?
>>>
>>> Bernard
>>>
>>>
>>> --
>>> Bernard Vatant
>>> Senior Consultant
>>> Vocabulary&  Data Integration
>>> Tel:       +33 (0) 971 488 459
>>> Mail:     bernard.vatant@mondeca.com
>>> ----------------------------------------------------
>>> Mondeca
>>> 3, cité Nollez 75018 Paris France
>>> Web:    http://www.mondeca.com
>>> Blog:    http://mondeca.wordpress.com
>>> ----------------------------------------------------
>>>


-- 

Regards,

Kingsley Idehen	
President&  CEO
OpenLink Software
Web: http://www.openlinksw.com
Weblog: http://www.openlinksw.com/blog/~kidehen
Twitter/Identi.ca: kidehen
Received on Wednesday, 13 April 2011 21:18:59 UTC

This archive was generated by hypermail 2.3.1 : Sunday, 31 March 2013 14:24:32 UTC