- From: pat hayes <phayes@ai.uwf.edu>
- Date: Sat, 28 Sep 2002 21:10:14 -0500
- To: mbatsis@netsmart.gr
- Cc: www-rdf-comments@w3.org
>On Saturday 28 September 2002 04:46, Brian McBride wrote: >> At 20:26 09/09/2002 -0700, Graham Wideman wrote: >> >> [...] >> >> >Is there, for example, some convention whereby a block of RDF can say >> >"This block of RDF abides by the RDFS schema to be found here", in the >> >same fashion that an ordinary XML file can specify a DTD by which it >> > abides? >> >> Graham, >> >> Have a look at isDefinedBy and seeAlso and see if they meet your needs. > >AFAIK the above properties are mostly for human consumption, although the >first one implies some authority. > >It would be grate if we had a property with consistent meaning, as in "this >resource completes the graph, providing metadata about the subject". The trouble with this is that there is no such thing as 'completing' a graph. The aim of RDF is to provide a notation in which information from many sources can be combined together, so the 'closed-world' kind of picture where graphs have boundaries defined by other graphs really does not fit very well. Pat Hayes -- --------------------------------------------------------------------- IHMC (850)434 8903 home 40 South Alcaniz St. (850)202 4416 office Pensacola (850)202 4440 fax FL 32501 (850)291 0667 cell phayes@ai.uwf.edu http://www.coginst.uwf.edu/~phayes
Received on Saturday, 28 September 2002 22:10:01 UTC