you did not really comment on my proposal though...
On 04/04/2012 08:20 PM, Andrew Lake wrote: > Yup, double typing is exactly what I had in mind. It cuts down on a > proliferation of new classes and more simply reflects what actually > happens in the real world - resources on the users computer can be of > multiple types (rdf:type has no maxCardinality that I can recall). > Applications already have to deal with this possibility. > > The query would be simple: > 1. If the user wants live performances of any type then use: > ?r rdf:type nmm:LivePerformance > 2. If the user wants TV show live performances use: > ?r rdf:type nmm:LivePerformance > ?r rdf:type nmm:TVShow > 3. If the user wants Music Video live performances use: > ?r rdf:type nmm:LivePerformance > ?r rdf:type nmm:MusicVideo > 4. If the user wants Music live performances use: > ?r rdf:type nmm:LivePerformance > ?r rdf:type nmm:MusicPiece > 5. if the user wants a concert of any type use: > ?r rdf:type nmm:Concert > 6. if the user wants a concert movie use: > ?r rdf:type nmm:Concert > ?r rdf:type nmm:Movie > 7. if the user wants a concert TV show use: > ?r rdf:type nmm:Concert > ?r rdf:type nmm:TVShow > > Even better, if nfo:Media is ever expanded to include new types such > as (Books, AudioBooks, Plays, Spoken Word, etc.) this live performance > ontology wouldn't need to be updated again. > I really think we can get all the benefits we need without introducing > media-specific live performance types. > > Hope this helps, > Andrew > > On Wed, Apr 4, 2012 at 10:49 AM, Sebastian Trüg <[email protected]> wrote: >> looks very nice indeed. Would you thus propose to double-type live >> performance videos with nmm:MusicVideo and nmm:LivePerformance? >> >> How about the attached layout instead. >> >> We simply derive the live video and audio from the same live base class. >> That way we can easily query all live performances, be it audio or video. >> Also I added an intermediate class nmm:MusicVideo and the badly named >> nmm:MusicVideoVideo which is supposed to be typical music videos as you >> get from performers for mtv and stuff. >> That way we can also easily query for videos that contain music in any form. >> >> What do you think? >> >> Cheers, >> Sebastian >> >> On 04/04/2012 07:26 PM, Andrew Lake wrote: >>> nmm:TVShow is a subclass of nfo:Media so yes, it should be okay to do that. >>> :-) >>> >>> peace and much respect, >>> Andrew >>> >>> On Wed, Apr 4, 2012 at 10:23 AM, Ignacio Serantes <[email protected]> wrote: >>>> Assuming that nmm:TVShow could be used instead nfo:Media seems good for me >>>> :). >>>> >>>> >>>> On Wed, Apr 4, 2012 at 6:36 PM, Andrew Lake <[email protected]> wrote: >>>>> >>>>> Thanks for taking the time to put this together Sebastian. >>>>> >>>>> I wonder if it would be possible to push a simpler class >>>>> nmm:LivePerformance up above the media type (audio/music/video). >>>>> Perhaps just subclassed from nfo:Media, since we could have audio or >>>>> video live performances. Then perhaps we could just add the type to >>>>> any existing audio, music, video, tv show, etc. resource to indicate >>>>> it is a live performance. A concert then is just a special type of >>>>> live performance that can have multiple live performances. It might >>>>> even have unique properties like location, numberOfPerformers, >>>>> tourStops, etc. >>>>> >>>>> Based on what you came up with and Ignacio's comments, I've attached a >>>>> png that captures what I'm thinking might work. >>>>> >>>>> Hope this helps, >>>>> Andrew >>>>> >>>>> On Wed, Apr 4, 2012 at 4:41 AM, Ignacio Serantes <[email protected]> wrote: >>>>>> In a second view I have some remarks: >>>>>> >>>>>> Why nmm:MusicVideo is related to nmm:LiveMusicPerformance? There are >>>>>> totally >>>>>> independent without any relation. >>>>>> nmm:MusicVideo must be related to many nmm:MusicPiece as >>>>>> nmm:LiveMusicPerformance. This is a very uncommon case but there is a >>>>>> few >>>>>> music video clips related to more than on song. >>>>>> I'm assuming a 0:n cardinality because I have several live performances >>>>>> related to a nmm:MusicPiece I don't own. >>>>>> >>>>>> >>>>>> >>>>>> On Wed, Apr 4, 2012 at 10:40 AM, Sebastian Trüg <[email protected]> >>>>>> wrote: >>>>>>> >>>>>>> Hi guys, >>>>>>> >>>>>>> I quickly drew little diagrams trying to summarize again. Please tell >>>>>>> me >>>>>>> what I missed: >>>>>>> >>>>>>> 1.png is the example of a concert which is split into live performances >>>>>>> or certain music pieces. Still missing are the DataObject parts. There >>>>>>> could be a filedataobject for all of them or only for the concert. in >>>>>>> the latter case the rest would be embedded data objects or we need >>>>>>> something new like "part of a dataobject". >>>>>>> 2.png is the relationship between the classes. >>>>>>> >>>>>>> Cheers, >>>>>>> Sebastian >>>> >>>> >>>> >>>> >>>> -- >>>> Best wishes, >>>> Ignacio >>>> >>>> >>> > _______________________________________________ > Nepomuk mailing list > [email protected] > https://mail.kde.org/mailman/listinfo/nepomuk > _______________________________________________ Nepomuk mailing list [email protected] https://mail.kde.org/mailman/listinfo/nepomuk
