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Ontology Language Extension to Support Collaborative Ontology Building
![Ontology Language Extension to Support Collaborative Ontology Building ,[object Object],[object Object],[object Object],[object Object],Jie Bao and Vasant Honavar Artificial Intelligence Research Laboratory, Computer Science Department, Iowa State University Ames IA USA 50010 {baojie,honavar}@cs.iastate.edu What is it about? Why Package ? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],? Localization vs. Globalization ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Partially vs. AllOrNothing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Hiding vs. Sharing ,[object Object],[object Object],[object Object],[object Object],Organizational vs. Semantic Structure ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Semantics Syntax Package ,[object Object],[object Object],[object Object],Nested Package ,[object Object],[object Object],Entity ,[object Object],[object Object],Scope Limitation Modifier ,[object Object],[object Object],[object Object],[object Object],[object Object],View and Interface ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],POWL/XML POWL/RDF Package <powl:package rdf:ID=“animal"> </powl:package> <powl:package rdf:ID=“GlobalPackage"> </powl:package> <powl:package rdf:ID=“animal"> <owl:Class rdf:ID=“Dog“/> <owl:ObjectProperty rdf:ID=“eats”/> <Dog rdf:ID=“billy”> </powl:package> <powl:package rdf:ID=“animal"> <owl:Class rdf:ID=“Dog“ powl:SLM=“public” /> <owl:ObjectProperty rdf:ID=“eats” powl:SLM=“protected” /> <Dog rdf:ID=“billy” powl:SLM=“private” > </powl:package> <powl:package rdf:ID=“animal"> <powl:import rdf:resource=“plant”/> (other term definitions…) </powl:package> <powl:view rdf:ID=“life"> <powl:import rdf:resource=“animal”> <powl:import rdf:resource=“plant”> <owl:Class rdf:ID=“Dog“> <owl:equivalentClass rdf:resource=“animal:Dog" /> </owl:Class> </powl:view> <powl:package rdf:ID=“animal"> <powl:package rdf:ID=“myAnimal"> <owl:Class rdf:resource=“Dog”/> </powl:package > </powl:package> <owl:Class rdf:ID=“animal "> <rdfs:subClassOf rdf:resource= “ powl:Package" /> </owl:Class> powl:Package owl:Class powl:GlobalPackage ∈ powl:Package Class Dog subClassOf restriction(powl: classIn hasValue (animal)) Property eats_helper powl: instanceIn animal eats_helper ∈ powl:Helper eats_helper ∈ eats. eats_helper Instance Billy ∈ Dog Billy powl:instanceIn animal Class Dog subClassOf restriction(powl: classPublicIn hasValue(animal)) Property eats_helper powl: instanceProtectedIn animal eats_helper ∈ powl:Helper eats_helper ∈ eats. eats_helper Instance Billy ∈ Dog Billy powl: instancePrivateIn animal NOTE: we will use “term inPackage package “ as abbreviations for those axioms <powl:package rdf:ID=“animal"> <powl:import rdf:resource=“plant”/> </powl:package> (other term definitions…) NOTE: they are different! POWL/XML defined a ‘container’ for other definitions, while POWL/RDF defined a package instance that could be used in other triples. life View life powl:import animal life powl:import plant Life.Dog inPackage life Life.Dog animal:Dog myFavoriteAnimal Interface myFavoriteAnimal powl:import animal myFavoriteAnimal .Dog inPackage myFavoriteAnimal myFavoriteAnimal .Dog animal:Dog Animal ∈ powl:package myAnimal ∈ powl:package myAnimal nestIn Animal Dog inPackage myAnimal Helper: powl: nestIn powl:inPackage Package SLM SLM Importing Importing View View Nested Package Nested Package Reasoning package or view could answer a Satisfiable request if a possible interpretation is found locally; otherwise it will consult the packages and views in its domain. This research is supported in part by grants from the NSF (0219699) and the NIH(GM 066387) to Vasant Honavar P 1 P 2 public private A Package with multiple interfaces P 1 P 2 P 3 A View can be built upon multiple packages and can be referred to by multiple modules P 1 P 3 P 4 P 2](https://image.slidesharecdn.com/2004-11-03iswc2004poster-100706165248-phpapp01/85/ontology-language-extension-to-support-collaborative-ontology-building-1-320.jpg)
