Hoi,
Not really. What is being discussed is a tool that is external to Wikidata.
Thanks,
GerardM
On 13 June 2014 12:37, Joe Filceolaire <[email protected]> wrote:
> I think it is a reasonable ambition that the 'preferred' statement should
> always provide accurate information even when the qualifiers are missing.
>
> For example, if we have population figures for various years and 'applies
> to part' figures for males, females, under 20's etc. then the most recent
> 'total' population figure should be the preferred value. Even without
> qualifiers this is a useful answer.
>
> Similarly for Ronald Reagan the fact that he held the office of President
> is useful even if you don't give the start/end dates or the fact that it
> was 'of' the USA.
>
> Wherever a statement would be misleading if you leave out the qualifiers
> then I think that is an indication that we need to have another look at the
> syntax and see how it can be fixed to comply with this principal.
>
> We should do an RFC on Wikidata to make this policy and then amend the
> help pages to highlight this.
>
> If this is accepted as wikidata policy then I suggest that a simple data
> dump should include all statements, even if qualifiers are not included,
> but that, where a statement has multiple values, some of which are
> 'preferred' then only the preferred values should be included.
>
> Yes?
>
> Joe
>
>
> On Fri, Jun 13, 2014 at 10:08 AM, Gerard Meijssen <
> [email protected]> wrote:
>
>> Hoi,
>> When you leave out qualifiers, you will find that Ronald Reagan was never
>> president of the United States and only an actor. Yes, omitting the
>> statements with qualifiers is wrong but as a consequence the total of the
>> information is wrong as well.
>>
>> I do not see the point of this functionality. It is wrong any way I look
>> at it. Without qualifiers information is wrong. Without statements
>> information is wrong and without the items involved the information is
>> incomplete and wrong.
>>
>> As I see it you cannot win. Including this type of RDF export produces
>> something that I fail to see serves any purpose or it is the purpose that
>> you can.
>>
>> Thanks,
>> GerardM
>>
>>
>> On 11 June 2014 12:03, Markus Krötzsch <[email protected]>
>> wrote:
>>
>>> On 10/06/14 22:50, Gerard Meijssen wrote:
>>>
>>>> Hoi,
>>>> It is stated that there are no qualifiers included. In one of the
>>>> articles you write that it is to be understood that the vailidity of the
>>>> information is dependent on the existing qualifiers.
>>>>
>>>> What is the value of these RDF exports with the qualifiers missing?
>>>>
>>>
>>> Our normal exports include all the qualifiers and references.
>>>
>>> Our simplified exports include only those statements that don't have
>>> qualifiers. You are right that it would lead to wrong information to leave
>>> away quantifiers.
>>>
>>> Cheers,
>>>
>>> Markus
>>>
>>> Thanks,
>>>> GerardM
>>>>
>>>>
>>>> On 10 June 2014 10:43, Markus Kroetzsch <[email protected]
>>>> <mailto:[email protected]>> wrote:
>>>>
>>>> Hi all,
>>>>
>>>> We are now offering regular RDF dumps for the content of Wikidata:
>>>>
>>>> http://tools.wmflabs.org/__wikidata-exports/rdf/
>>>>
>>>> <http://tools.wmflabs.org/wikidata-exports/rdf/>
>>>>
>>>> RDF is the Resource Description Framework of the W3C that can be
>>>> used to exchange data on the Web. The Wikidata RDF exports consist
>>>> of several files that contain different parts and views of the data,
>>>> and which can be used independently. Details on the available
>>>> exports and the RDF encoding used in each can be found in the paper
>>>> "Introducing Wikidata to the Linked Data Web" [1].
>>>>
>>>> The available RDF exports can be found in the directory
>>>> http://tools.wmflabs.org/__wikidata-exports/rdf/exports/
>>>> <http://tools.wmflabs.org/wikidata-exports/rdf/exports/>. New
>>>>
>>>> exports are generated regularly from current data dumps of Wikidata
>>>> and will appear in this directory shortly afterwards.
>>>>
>>>> All dump files have been generated using Wikidata Toolkit [2]. There
>>>> are some important differences in comparison to earlier dumps:
>>>>
>>>> * Data is split into several dump files for convenience. Pick
>>>> whatever you are most interested in.
>>>> * All dumps are generated using the OpenRDF library for Java (better
>>>> quality than ad hoc serialization; much slower too ;-)
>>>> * All dumps are in N3 format, the simplest RDF serialization format
>>>> that there is
>>>> * In addition to the faithful dumps, some simplified dumps are also
>>>> available (one statement = one triple; no qualifiers and
>>>> references).
>>>> * Links to external data sets are added to the data for Wikidata
>>>> properties that point to datasets with RDF exports. That's the
>>>> "Linked" in "Linked Open Data".
>>>>
>>>> Suggestions for improvements and contributions on github are
>>>> welcome.
>>>>
>>>> Cheers,
>>>>
>>>> Markus
>>>>
>>>> [1]
>>>> http://korrekt.org/page/__Introducing_Wikidata_to_the___
>>>> Linked_Data_Web
>>>> <http://korrekt.org/page/Introducing_Wikidata_to_the_
>>>> Linked_Data_Web>
>>>> [2] https://www.mediawiki.org/__wiki/Wikidata_Toolkit
>>>>
>>>> <https://www.mediawiki.org/wiki/Wikidata_Toolkit>
>>>>
>>>> --
>>>> Markus Kroetzsch
>>>> Faculty of Computer Science
>>>> Technische Universität Dresden
>>>> +49 351 463 38486 <tel:%2B49%20351%20463%2038486>
>>>> http://korrekt.org/
>>>>
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>>>>
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