W3C home > Mailing lists > Public > public-vocabs@w3.org > August 2012

Re: Proposal for an additional term: mediaType

From: Richard Wallis <richard.wallis@oclc.org>
Date: Tue, 28 Aug 2012 09:57:49 +0100
To: Bernard Vatant <bernard.vatant@mondeca.com>
CC: Public Vocabs <public-vocabs@w3.org>
Message-ID: <CC62469D.C0C%richard.wallis@oclc.org>
Hi Bernard,

Not really, the thought of FRBR-izing the Web would not help with my
sleeping patterns!

However, recognising that the same thing can be stored/delivered in more
than one way will help us describe the real world better.

~Richard


On 28/08/2012 09:50, "Bernard Vatant" <bernard.vatant@mondeca.com> wrote:

> Richard
> 
> A subliminal proposal for a FRBR extension to schema.org <http://schema.org>
> ?
> 
> Best
> 
> Bernard
> 
> 2012/8/28 Richard Wallis <richard.wallis@oclc.org>
>> Hi all,
>> 
>> There are actually two issues in this thread, that librarians have beenHi
>> Richard
>> grappling with for years.  That is the difference between the thing (Work)
>> and the way it is stored/delivered. Often referred to as content vs carrier.
>> 
>> Content: book, article, video, image, musical work, audio book, game, etc
>> 
>> Carrier: CD, DVD, Cassette, Blu-ray, film reel, file, etc.
>> 
>> And with file there is of course the issue of what file format; mp3, avi,
>> etc, etc.
>> 
>> A good test for what is being proposed is to imagine how you would represent
>> something such as an audio-book recording, in mp3 file format, on a CD.
>> 
>> I agree that we should be using standard enumerations of format, mediaType,
>> etc. as referenced, (remembering that we my want to describe older types
>> such as 78rpm discs, 8" floppy, discs, and punched tape) but we should take
>> account of how we would apply them to describe real world things.
>> 
>> ~Richard.
>> 
>> 
>> 
>> On 28/08/2012 09:26, "Martin Hepp" <martin.hepp@ebusiness-unibw.org> wrote:
>> 
>>> > Hi all,
>>> >
>>> > Without having analyzed all implications I think it might be a good
>>> solution
>>> > to
>>> >
>>> > - create a generic mediaType property in schema.org <http://schema.org>
>>> and
>>> > - represent all media-types that are non-standard IANA types using the
>>> > processes defined in RFC 4288 [1].
>>> >
>>> > This would allow covering all types that the LRMI use cases will require
>>> while
>>> > using standard IANA codes for all existing ones.
>>> >
>>> > Any objections? Otherwise I would kindly ask Dan to create a respective
>>> issue
>>> > for schema.org <http://schema.org> .
>>> >
>>> >
>>> > Martin
>>> >
>>> > [1] http://tools.ietf.org/html/rfc4288
>>> >
>>> >
>>> > On Aug 28, 2012, at 10:09 AM, Ivan Herman wrote:
>>> >
>>>> >>
>>>> >> On Aug 28, 2012, at 08:56 , Martin Hepp wrote:
>>>> >>
>>>>> >>> Hi Greg,
>>>>> >>>       Unless we can use official IANA Interner Media Type identifiers
for
>>>>> >>> all needed types, I would propose a different name and reserve
>>>>> mediaType for
>>>>> >>> an also needed property for indicating the Internet Media Types, see
>>>>> e.g.
>>>>> >>>
>>>>> >>>   http://en.wikipedia.org/wiki/Internet_media_type
>>>>> >>>
>>>> >>
>>>> >> +1. I think we should avoid confusion and using an accepted IANA term
>>>> would
>>>> >> really lead to issues...
>>>> >>
>>>> >> Ivan
>>>> >>
>>>> >>
>>>>> >>>
>>>>> >>>
>>>>> >>> Martin
>>>>> >>> On Aug 27, 2012, at 11:34 PM, Greg Grossmeier wrote:
>>>>> >>>
>>>>>> >>>> Hello all,
>>>>>> >>>>
>>>>>> >>>> In the work surrounding the creation of LRMI, and doing real world
>>>>>> >>>> markup on hundreds of works (for a proof of concept project) we have
run
>>>>>> >>>> into a need that isn't adequately addressed by the current
>>>>>> Schema.org
>>>>>> >>>> specification, and has broader applicability than just learning
>>>>>> >>>> resources (so not appropriate to be included in the LRMI proposed
>>>>>> >>>> extension).
>>>>>> >>>>
>>>>>> >>>> Simply, there is a need for a term that represents the notion of
>>>>>> >>>> mediaType. When marking up hundreds of educational resources from
>>>>>> >>>> publishers we have found this to be a commonly used field.
>>>>>> >>>>
>>>>>> >>>> Some sample values for that field, based on our set of resources,
>>>>>> would
>>>>>> >>>> be:
>>>>>> >>>> - Audio CD
>>>>>> >>>> - Audiotape
>>>>>> >>>> - Calculator
>>>>>> >>>> - CD-I
>>>>>> >>>> - CD-ROM
>>>>>> >>>> - Diskette
>>>>>> >>>> - Duplication Master
>>>>>> >>>> - DVD/ Blu-ray
>>>>>> >>>> - etc
>>>>>> >>>>
>>>>>> >>>> I've cc'ed here Suraiya Suliman who is working on the team that is
>>>>>> >>>> building a tool to mark up these hundreds of learning resources.
>>>>>> >>>>
>>>>>> >>>> Best,
>>>>>> >>>>
>>>>>> >>>> Greg
>>>>>> >>>>
>>>>>> >>>> --
>>>>>> >>>> Greg Grossmeier
>>>>>> >>>> Education Technology & Policy Coordinator
>>>>>> >>>> twitter: @g_gerg / identi.ca <http://identi.ca> : @greg / skype:
>>>>>> greg.grossmeier
>>>>>> >>>>
>>>>> >>>
>>>>> >>> --------------------------------------------------------
>>>>> >>> martin hepp
>>>>> >>> e-business & web science research group
>>>>> >>> universitaet der bundeswehr muenchen
>>>>> >>>
>>>>> >>> e-mail:  hepp@ebusiness-unibw.org
>>>>> >>> phone:   +49-(0)89-6004-4217 <tel:%2B49-%280%2989-6004-4217>
>>>>> >>> fax:     +49-(0)89-6004-4620 <tel:%2B49-%280%2989-6004-4620>
>>>>> >>> www:     http://www.unibw.de/ebusiness/ (group)
>>>>> >>>        http://www.heppnetz.de/ (personal)
>>>>> >>> skype:   mfhepp
>>>>> >>> twitter: mfhepp
>>>>> >>>
>>>>> >>> Check out GoodRelations for E-Commerce on the Web of Linked Data!
>>>>> >>> =================================================================
>>>>> >>> * Project Main Page: http://purl.org/goodrelations/
>>>>> >>>
>>>>> >>>
>>>>> >>>
>>>>> >>>
>>>> >>
>>>> >>
>>>> >> ----
>>>> >> Ivan Herman, W3C Semantic Web Activity Lead
>>>> >> Home: http://www.w3.org/People/Ivan/
>>>> >> mobile: +31-641044153 <tel:%2B31-641044153>
>>>> >> FOAF: http://www.ivan-herman.net/foaf.rdf
>>>> >>
>>>> >>
>>>> >>
>>>> >>
>>>> >>
>>>> >>
>>> >
>>> > --------------------------------------------------------
>>> > martin hepp
>>> > e-business & web science research group
>>> > universitaet der bundeswehr muenchen
>>> >
>>> > e-mail:  hepp@ebusiness-unibw.org
>>> > phone:   +49-(0)89-6004-4217 <tel:%2B49-%280%2989-6004-4217>
>>> > fax:     +49-(0)89-6004-4620 <tel:%2B49-%280%2989-6004-4620>
>>> > www:     http://www.unibw.de/ebusiness/ (group)
>>> >          http://www.heppnetz.de/ (personal)
>>> > skype:   mfhepp
>>> > twitter: mfhepp
>>> >
>>> > Check out GoodRelations for E-Commerce on the Web of Linked Data!
>>> > =================================================================
>>> > * Project Main Page: http://purl.org/goodrelations/
>>> >
>>> >
>>> >
>>> >
>>> >
>> 
>> 
>> 
> 
> 
Received on Tuesday, 28 August 2012 08:58:33 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Tuesday, 28 August 2012 08:58:33 GMT