I heard somebody saying mapping from RDB to RDF? :)
In the RDB2RDF Direct Mapping [1], we do not generate a triple for null
values.
We also studied the direct mapping in the case that there are null values
in our WWW2012 paper [2]
[1] http://www.w3.org/TR/rdb-direct-mapping/
[2] http://www2012.w
On 6/10/13 4:13 PM, Víctor Rodríguez Doncel wrote:
El 10/06/2013 16:07, Kingsley Idehen escribió:
As I've already stated, the big problem here is wholesale copying and
reproduction without attribution. Every data publisher has to deal
with this
problem, at some point, when crafting a data orie
El 10/06/2013 16:07, Kingsley Idehen escribió:
As I've already stated, the big problem here is wholesale copying and
reproduction without attribution. Every data publisher has to deal
with this
problem, at some point, when crafting a data oriented business model.
Every data publisher that aggr
A One could model this piece of information like this:
:s rdfs:inapplicableProperty :p.
Hmm. What would the semantics of this be? Can you write any
entailment rules for it? I imagine this might be one, for example:
x rdfs:InapplicableProperty p .
x p y .
are unsatisfiable (inconsistent), fo
Zitat von Steve Harris :
On 2013-06-09, at 20:36, Pat Hayes wrote:
...
- value uknown (it should be there but the source doesn't know it)
Actually that piece of information could be written down in a RDF
Schema graph like this:
It can be written far more simply in RDF just by using a blan
Call for Papers
4th International Workshop on Consuming Linked Data (COLD2013)
2013 Special Theme: Towards Industrial Linked Data Ecosystems
http://db.uwaterloo.ca/cold2013/
Co-located with:
12th International Semantic Web Conf
*Apologies for cross-posting*
=== *2nd Call for Participation: CAMP-4-DATA Workshop @ DC-2013* ===
Dublin Core-Science and Metadata Community and Research Data Alliance are
hosting a day-long Metadata Interest Group workshop, CAMP-4-DATA, on Sept.
6, 2013 in Lisbon, Portugal. The workshop is part
On 6/10/13 9:06 AM, Leigh Dodds wrote:
Hi,
On Mon, Jun 10, 2013 at 12:00 PM, Kingsley Idehen
wrote:
On 6/10/13 4:18 AM, Leigh Dodds wrote:
Hi,
On Fri, Jun 7, 2013 at 5:52 PM, Kingsley Idehen
wrote:
There have been a few recent threads on the LOD and Semantic
Web mailing lists that boil dow
Apologise for multiple posting.
***
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The 1st international Workshop on Linked Data for Information Extraction
Sydney, Australia, October 21 -22, 2013
Workshop website: http://oak.dcs.shef.ac.uk/ld4ie2013/index.html
Twitter: @LD4IE2013 #LD4IE
Hi,
On Mon, Jun 10, 2013 at 12:00 PM, Kingsley Idehen
wrote:
> On 6/10/13 4:18 AM, Leigh Dodds wrote:
>>
>> Hi,
>>
>> On Fri, Jun 7, 2013 at 5:52 PM, Kingsley Idehen
>> wrote:
>>>
>>> There have been a few recent threads on the LOD and Semantic
>>> Web mailing lists that boil down to the fundame
On 6/10/13 4:26 AM, Víctor Rodríguez Doncel wrote:
While attribution may not be hindering any business, it would be nice
being able to specify in a machine readable form the way it should be
made...
Yes.
In the case of DBpedia, we do require the exposure of DBpedia URIs in
derived content.
On 6/10/13 4:18 AM, Leigh Dodds wrote:
Hi,
On Fri, Jun 7, 2013 at 5:52 PM, Kingsley Idehen wrote:
There have been a few recent threads on the LOD and Semantic
Web mailing lists that boil down to the fundamental issues of
profitability, business models, and Linked Data.
Situation Analysis
On 2013-06-09, at 20:36, Pat Hayes wrote:
...
>>> - value uknown (it should be there but the source doesn't know it)
>> Actually that piece of information could be written down in a RDF Schema
>> graph like this:
>
> It can be written far more simply in RDF just by using a blank node:
>
> :a :p
Hi,
On Mon, Jun 10, 2013 at 9:26 AM, Víctor Rodríguez Doncel
wrote:
>
> While attribution may not be hindering any business, it would be nice being
> able to specify in a machine readable form the way it should be made...
Yes there's definitely scope to do more there, and something I'm
working o
While attribution may not be hindering any business, it would be nice
being able to specify in a machine readable form the way it should be
made...
Víctor
El 10/06/2013 10:18, Leigh Dodds escribió:
Hi,
On Fri, Jun 7, 2013 at 5:52 PM, Kingsley Idehen wrote:
There have been a few recent th
Hi,
On Fri, Jun 7, 2013 at 5:52 PM, Kingsley Idehen wrote:
> There have been a few recent threads on the LOD and Semantic
> Web mailing lists that boil down to the fundamental issues of
> profitability, business models, and Linked Data.
>
> Situation Analysis
> ==
>
> Business Mod
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