At 3:52 PM -0600 4/3/02, Hector Ceballos wrote: >You're mentioning initiatives and works for mapping ontologies in databases, >but is there any initiative for especifying in certain way a relationship >between classes/properties and objects stored in a database? This way, >ontologies would remain at web but instances could be stored locally and >accesible through intelligent agents or other kind of services. >Probably it's not related with original question, but I'd like to know if >exist something like this. > >Greetings >Hector G. Ceballos We've done exactly that with the Parka-DB system (soon to be released as an RDF triple store, pending some code fixes). A paper describing this work which was deployed at Johns Hopkins Hospital was published as K. Stoffel and J. Hendler, Back-End technology for High Performance Knowledge Representation Systems, IEEE Intelligent Systems, May, 1999 a preprint version of the paper is available on the web at http://www.cs.umd.edu/users/hendler/2002/parka-IEEE.pdf -Jim H. -- Professor James Hendler hendler@cs.umd.edu Director, Semantic Web and Agent Technologies 301-405-2696 Maryland Information and Network Dynamics Lab. 301-405-6707 (Fax) AV Williams Building, Univ of Maryland College Park, MD 20742 http://www.cs.umd.edu/users/hendlerReceived on Friday, 5 April 2002 10:08:24 GMT
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