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Re: Audio and music?

From: Felix Sasaki <felix.sasaki@fh-potsdam.de>
Date: Tue, 23 Jun 2009 22:05:12 +0900
Message-ID: <ba4134970906230605l77d6cd32u1f3a8dfd19aca255@mail.gmail.com>
To: Yves Raimond <yves.raimond@gmail.com>
Cc: public-media-annotation@w3.org
Thanks, added to
http://www.w3.org/2008/WebVideo/Annotations/wiki/Test_data

Best,

Felix

2009/6/23 Yves Raimond <yves.raimond@gmail.com>

> Hello!
>
> >>
> >> >> I just came across the following table:
> >> >> http://www.w3.org/2008/WebVideo/Annotations/wiki/FeaturesTable
> >> >> which (I hope, otherwise just ignore this email) is maintained by
> this
> >> >> group.
> >> >>
> >> >> Does the scope of the ontology you aim at developing also encompass
> >> >> audio and music? I was wondering at that when I saw ID3 mentioned in
> >> >> the table.
> >> >>
> >> >
> >> > The main focus of our group is video. We are also looking into other
> >> > multimedia vocabularies, including ID3. However, I cannot tell (yet)
> to
> >> > what
> >> > extend these will be taken into account.
> >>
> >> First of all, congratulations on the public draft!
> >
> > Thank you for the flowers :)
> >
> >>
> >>
> >> At this occasion, I just took a look at the latest mapping table, and
> >> a few audio or music-related format are taken into account - thanks :)
> >> When reading the table, I noticed that the mapping to your core
> >> properties from existing formats worked really well for flat schemas
> >> (e.g. DC or ID3), but the explanations of the mapping for other
> >> (non-flat) schemas were missing. For example, ma:keyword is mapped to
> >> adaptationOf in FRBR, and ma:title is mapped to realizationOf /
> >> embodymentOf / exemplarOf. It is quite hard to guess (even for
> >> FRBR-savvy people) what that could mean, and how we could proceed to
> >> write a mapper from a FRBR-based vocabulary (e.g. Music Ontology) to
> >> the Ontology for Media Resource.
> >
> > I completely understand your problem. To be able to solve it, some test
> data
> > would be very helpful. Could you send us some prototypical test data you
> > would use for your mapper?
>
> Yes, of course! Here is the RDF snippet I used (stripping out the
> unneeded stuff wrt. ma:title)
>
>
> @prefix mo: <http://purl.org/ontology/mo/> .
> @prefix owl: <http://www.w3.org/2002/07/owl#> .
> @prefix dc: <http://purl.org/dc/elements/1.1/> .
> @prefix : <#> .
>
> :work
>    a mo:MusicalWork ;
>    dc:title "Franz Schubert's Trout Quintet" .
>
> :performance
>    a mo:Performance ;
>    dc:title "Trout Quintet, performed by the LSO" ;
>    mo:performance_of :work ;
>    mo:recorded_as [
>        a mo:Signal ;
>        mo:published_as :track1 ;
>        dc:title "Recording of the LSO performing the Trout Quintet" ;
>    ] .
>
> :track1
>    a mo:Track ;
>    mo:track_number 5 ;
>    owl:sameAs <
> http://dbtune.org/musicbrainz/resource/track/3208fbce-c20f-4362-a3d5-5405ac1904bd
> >
> ;
>    dc:title "Trout Quintet, performed by the LSO, on 'Favorite Classics'" .
>
>
> So as you can see, this RDF describes a particular track in my
> collection, and holds three dc:title. It looks like the mapping table,
> for FRBR (on which this snippet is based), suggests that I should use
> a specific level of abstraction (the work, the performance or the
> track) to generate ma:title, but the mapping just says "realizationOf,
> embodimentOf  and exemplarOf".
>
> I hope that helps!
>
> Cheers,
> y
>
Received on Tuesday, 23 June 2009 13:05:51 GMT

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