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Re: XSLT-Stylesheet for conversion XMP > MAWG

From: Thierry Michel <tmichel@w3.org>
Date: Mon, 12 Sep 2011 14:42:18 +0200 (CEST)
Message-ID: <dda69bdd0aeaffca4f35ea0a477dd6e8.squirrel@webmail.sophia.w3.org>
To: "Felix Sasaki" <felix.sasaki@dfki.de>
Cc: (wrong string) öffernig@w3.org, "Martin" <martin.hoeffernig@joanneum.at>, "tmichel@w3.org" <tmichel@w3.org>, "public-media-annotation@w3.org" <public-media-annotation@w3.org>
Felix,


It is the same issue for all;
This was already discussed with Werner.
you should use  multiple time the same labels or avoid bags in your example.


Thierry
> Dear Martin, all,
>
> in addition to your observations and suggestions - which all make sense -,
> let me mention that there are other cases of multiple examples of the same
> kind of information:
> * ma:date:
> ma:date "2009"^^xsd:gYear,
> "2010-11-18T11:57:24+01:00"^^xsd:dateTime,
> "2010-12"^^xsd:gYearMonth,
> "2010-12-13T12:59:59.12345+02:00"^^xsd:string,
> "2010-12-23T14:42:31"^^xsd:dateTime,
> "2010-12-31"^^xsd:date,
> "2010-12-31T11:59:00"^^xsd:dateTime,
> "2010-12-31T11:59Z"^^xsd:string;
> * ma:title:
> ma:title "dc:title (de-DE)"^^xsd:string,
> "dc:title (en-US)"^^xsd:string,
> "dc:title (x-default)"^^xsd:string,
> "xmpDM:album"^^xsd:string.
> In XMP it is clear where the information is coming from, e.g. from dublin
> core within XM Por the xmpDM namespace. The mawg values of course don't
> express provenance. So an application does not know whether it should
> choose
> e.g.  2010-11-18T11:57:24+01:00 or 2009 is the date value.
>
> I don't know how to solve this problem but just wanted you to be aware of
> it. Martin, all, please let me know how you want to proceed, for
> ma:hasLanguage, ma:hasPolicy, ma:date, ma:creationDate and ma:title.
>
> Regards,
>
> Felix
>
> 2011/9/12 Höffernig, Martin <Martin.Hoeffernig@joanneum.at>
>
>> Dear Felix, Thierry, all
>>
>> I have finished the recheck of the latest XMP example.
>> This example has passed the consistency check using Protege and Pellet.
>>
>> However, I have some remarks which should be discussed.
>>
>> The value of ma:hasLanguage is a rescource containing three different
>> labels:
>> <ma:hasLanguage rdf:parseType="Resource">
>>         <rdfs:label>en</rdfs:label>
>>         <rdfs:label>de-DE</rdfs:label>
>>         <rdfs:label>de-DE-bayrisch</rdfs:label>
>> </ma:hasLanguage>
>>
>> Since no cardinality restrictions has been defined in the MA ontology,
>> using multiple labels for the same resoure would be possible.
>> However, the question is if the above usage of mulitpe labels is correct
>> in
>> the MA ontology context?
>>
>> I would suggest to avoid the mulitple labels for the same resource and
>> describe multiple labels in the following way:
>> <ma:hasLanguage rdf:parseType="Resource">
>>         <rdfs:label>en</rdfs:label>
>> </ma:hasLanguage>
>> <ma:hasLanguage rdf:parseType="Resource">
>>         <rdfs:label>de-DE</rdfs:label>
>> </ma:hasLanguage>
>> <ma:hasLanguage rdf:parseType="Resource">
>>         <rdfs:label>de-DE-bayrisch</rdfs:label>
>> </ma:hasLanguage>
>>
>> Another resource (value of ma:hasPolicy) contains multiple labels
>> modelled
>> in the same as above.
>>
>> Furthermore, the media resource contains two different creation dates.
>> From my side of view there can be only one creation date.
>>
>> Best,
>> Martin
>>
>>
>> > -----Ursprüngliche Nachricht-----
>> > Von: Thierry MICHEL [mailto:tmichel@w3.org]
>> > Gesendet: Donnerstag, 08. September 2011 20:03
>> > An: Felix Sasaki; Höffernig, Martin
>> > Cc: public-media-annotation@w3.org; Frank Biederich
>> > Betreff: Re: XSLT-Stylesheet for conversion XMP > MAWG
>> >
>> >
>> > Felix, Martin,
>> >
>> >
>> > I have added your 2 files (XML and RDF) into the testsuite.
>> > (replace the former one.
>> > Note that in the RDF I have added a comment as mentuionned in the
>> > guidelines.
>> >
>> > I have also added your Stylesheet for conversion of XMP (canonical
>> > form)
>> > to instance of "Ontology for Media Resources 1.0" in the list of
>> > Implementations/demonstrators
>> >
>> > see
>> >
>> > http://www.w3.org/2008/WebVideo/Annotations/drafts/ontology10/testsuite
>> > .html
>> >
>> >
>> > The last bit is that I have removed the former TTL file for XMP. Maybe
>> > you would like to provide a new one?
>> >
>> > Martin could you check the RDF file for XMP ?
>> >
>> > Thanks a lot for your input.
>> >
>> > Bets,
>> >
>> > thierry
>> >
>> > Le 08/09/2011 12:25, Felix Sasaki a écrit :
>> > > Thierry, all,
>> > >
>> > > I have made a slight update of the XMP examples. Attached ZIP file
>> > contains
>> > > a new input file MAWG_test_canonical.xml, and an output
>> > > file MAWG_test_canonical_mapped-to-rdf-by-xslt.xmp
>> > > can you replace input and output in the CR table for the ontology
>> > document
>> > > accordingly?
>> > >
>> > > The ZIP file also contains an XSLT stylesheet that I used for the
>> > generation
>> > > of the output file. Input needs to be XMP *in canonical form* (a
>> > certain
>> > > kind of XMP serialization). From my understanding an XMP processor
>> > needs to
>> > > be capable to produce that form. See the stylesheet also at
>> > > http://fabday.fh-potsdam.de/~sasaki/mawg/xmp/xslt/xml-canonical-to-
>> > mawg.xsl
>> > > Can you add the stylesheet (or maybe rather the link to it) to the
>> > mapping
>> > > tool list of implementations / demonstrators for the ontology? Many
>> > thanks
>> > > in advance.
>> > >
>> > >   I have put Frank Biederich from Adobe into the loop so that he is
>> > aware of
>> > > this.
>> > >
>> > > Regards,
>> > >
>> > > Felix
>> > >
>>
>
>
>
> --
> Prof. Dr. Felix Sasaki
> Senior Researcher, Language Technology Lab
> DFKI GmbH, Alt-Moabit 91c, 10559 Berlin, Germany http://www.dfki.de
> phone: +49-30-23895-1807 (fax: -1810)
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-- 
Thierry Michel
W3C
Received on Monday, 12 September 2011 12:42:51 GMT

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