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Subject: RE: [egov] Representing polyhierarchical taxonomies in XML
Farrukh, Reading through this, OWL seems to be the W3C-REC successor to the DAML+OIL NOTE. I think this is probably what I need. Thanks. Paul > -----Original Message----- > From: Farrukh Najmi [mailto:Farrukh.Najmi@Sun.COM] > Sent: 02 July 2004 14:07 > To: Paul Spencer > Cc: e-Gov > Subject: Re: [egov] Representing polyhierarchical taxonomies in XML > > > Paul Spencer wrote: > > >The UK e-GMS metadata standard is a polyhierarchical taxonomy* > in which an > >item in the hierarchy can have more than one parent. What would people > >consider the best way to represent this in XML? One option is > DAML+OIL, but > >I am not sure of the status of this and defer to those with greater > >knowledge of representing taxonomies in XML. > > > >My aim is to be able to navigate through the taxonomy, in particular, to > >find the parent(s) of a known taxonomy item. However, I am sure there are > >further applications in the taxonomy reconciliation work. > > > >* see > >http://www.govtalk.gov.uk/documents/Tomatoes%20are%20not%20the%20 > only%20frui > >t%202002-12-19.doc > > > >Regards > > > >Paul Spencer > >Director > >Boynings Consulting Ltd > >http://www.boynings.co.uk > > > > > > > In ebXML Registry Semantic Content Management work we are likely to > support OWL for this purpose. > In current ebXML Registry a ClassificationScheme may have a > ClassificationNode that can typically have only one parent. > However, by using EquiovalentTo Associations you can have the same > logical node as multiple equivalent physical nodes under different > parents this achieving some modicum of a polyhierarchical taxonomy. > > -- > Regards, > Farrukh > > > >
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