Horus Knowledge Base
n Store and retrieve Horus Knowledge Objects. HKO's
populated from submitted DAML using ontologies.
¨ using Parka KBMS (U.Maryland/LCAS) and Oracle DBMS
n New & Improved
¨ Ontology Versioning support
n support for DAML class and property equivalence
¨ Performance enhancements (e.g., Parka/Oracle store/retrieve)
¨ HKO Administration Tools (delete, compare, merge HKO's)
n Future R&D Areas
¨ Greater DAML support (e.g., subproperties, inverse props, etc.)
¨ Enhanced query API (support for disjunction, negation?)
n currently XML input, DAML output – check out DAML Query work
¨ Multiple, distributed KBs
¨ KB validation (incorporate DAML validator?)
¨ KB triggers (on changes to HKO's), KB export