I agree and thank Simon and everyone else who slogged through this.
Geri
On Fri, 30 Jan 1998, David Bearman wrote:
> I think Simon has it right for DC Simple.
> David
>
> At 10:00 AM 1/30/98 +0800, Simon Cox wrote:
> >I suggest that the following is likely to satisfy
> >the single-field requirement of DC-Simple, while
> >still bearing a sensible affinity to the more
> >structured form of the semantics which will be
> >encoded in DC-Qualified.
> >
> >------
> >
> >4.3.13 RELATION
> >
> >The RELATION element indicates a link between
> >the present resource and another resource.
> >The relationship is fully specified by
> >the indentity of the two resources and the
> >nature of the relationship.
> >
> >Relationships between resources fall into a number
> >of classes, such as parent-child, aggregations, etc.
> >A list of types which accomodates most expected
> >relationships is [here insert reference to a more
> >detailed explanation based on the Relation WG report?]:
> >
> > IsPartOf
> > HasPart
> > IsVersionOf
> > HasVersion
> > IsFormatOf
> > HasFormat
> > References
> > IsReferencedBy
> > IsBasedOn
> > IsBasisFor
> > Requires
> > IsRequiredBy
> >
> >The recommended method for expressing a relationship
> >in unqualified DC is:
> >
> >IDENTIFIER = "unique identifer for the present resource"
> >RELATION = "relationship-type; unique identifer for the related
> >resource"
> >
> >where "relationship-type" is a token drawn from the list above.
> >In the case where the DC metadata is embedded in
> >the present resource, the value for IDENTIFIER is
> >implied (ie the present resource).
> >Examples illustrating this usage are:
> >
> >IDENTIFIER = "paper.html"
> >RELATION = "IsFormatOf; paper.doc"
> >
> >IDENTIFIER = "Mt. Kosciusko"
> >RELATION = "IsPartOf; Snowy Mountains in Australia"
> >
> >IDENTIFIER = "program.c"
> >RELATION = "Requires; stdio.h"
> >
> >IDENTIFIER = "Peter Carey's novel Oscar and Lucinda"
> >RELATION = "IsBasisFor; 1998 movie Oscar and Lucinda"
> >
> >(the casual form identifers used here for illustration
> >would be replaced by more formal identifiers in practice
> >- see IDENTIFIER).
> >In qualified DC the two components given in RELATION
> >here will be structured using sub-elements for easier
> >automated processing.
> >--
> >__________________________________________________
> >Dr Simon Cox - Australian Geodynamics Cooperative Research Centre
> >CSIRO Exploration & Mining, PO Box 437, Nedlands, WA 6009 Australia
> >T: +61 8 9389 8421 F: +61 8 9389 1906 [log in to unmask]
> >http://www.ned.dem.csiro.au/SimonCox/
> >
> >
> >
> David Bearman, President
> Archives & Museum Informatics
> 5501 Walnut St., Suite 203
> Pittsburgh, PA 15232 USA
> ph. + 1-412-683-9775
> fax + 1-412-683-7366
> email: [log in to unmask]
> URL: www.archimuse.com
>
>
|