Jay Ven Eman
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Transcript Jay Ven Eman
OWL Mapping
Thesaurus Format
NEXT GENERATION KNOWLEDGE ORGANIZATION SYSTEMS:
INTEGRATION CHALLENGES AND STRATEGIES
The 7th Networked Knowledge Organization Systems (NKOS) Workshop
Joint Conference on Digital Libraries
June 10-11, 2005
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Jay Ven Eman, Ph.D., CEO
Access Innovations, Inc.
[email protected]
505-265-3591
505-256-1080 FAX
www.accessinn.com
www.dataharmony.com
Copyright © 2005 Access Innovations, Inc.
OWL
Web Ontology Language
W3C Recommendation 10 February 2004
http://www.w3.org/TR/2004/Rec-owl-guide-20040210/
http://www.w3.org/TR/2004/Rec-owl-ref-20040210/
http://www.w3.org/TR/2004/Rec-webont-req-20040210/
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Copyright © 2005 Access Innovations, Inc.
OWL
“…is intended to provide a language that
can be used to describe
the classes and
relations between them
that are inherent in Web documents and
applications.”
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Copyright © 2005 Access Innovations, Inc.
OWL
Formalize a domain by defining
Classes
Properties of those classes
Define individuals
Assert properties about them
Reason about these
Classes and
Individuals
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Ontology
From philosophy – the science of describing
Kinds of entities in the world
How they are related
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OWL Ontology
May include
Classes
Properties
Instances
Capture semantics
Multiple, distributed, related ontology schema
Normative OWL exchange syntax
Resource Description Framework/Extensible Markup
Language
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RDF/XML
Copyright © 2005 Access Innovations, Inc.
Taxonomy, Thesaurus, & Ontology
Taxonomies and thesauri are not ontologies
They are entities or “conceptualizations”
Ontology – science of describing kinds of
entities
For thesauri and taxonomies
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“a specification of a conceptualization”
Copyright © 2005 Access Innovations, Inc.
Taxonomy, Thesaurus, & Ontology
OWL output
Provides semantic meaning to these kinds of entities or
conceptualizations
Web resource
Accessible to automated processes
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Hierarchical View
Term
DH OWL Output
Open DHProject.owl
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Copyright © 2005 Access Innovations, Inc.
DHProject.owl
<!DOCTYPE rdf:RDF [
<!ENTITY rdf "http://www.w3.org/1999/02/22-rdf-syntax-ns#" >
<!ENTITY owl "http://www.w3.org/2002/07/owl#" >
<!ENTITY xsd "http://www.w3.org/2001/XMLSchema#" > ]>
<rdf:RDF
xmlns
xmlns:DHProject ="http://localhost/owlfiles/DHProject#"
xmlns:base ="http://localhost/owlfiles/DHProject#"
xmlns:owl ="http://www.w3.org/2002/07/owl#"
xmlns:rdf ="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
xmlns:xsd ="http://www.w3.org/2001/XMLSchema#">
<owl:Ontology rdf:about="">
<rdfs:comment>OWL export from MAIstro</rdfs:comment>
<rdfs:label>DHProject Ontology</rdfs:label>
</owl:Ontology>
<owl:Class rdf:ID="Term"/>
<owl:Class rdf:ID="PreferredTerm">
="http://localhost/owlfiles/DHProject#"
XML entities
Default namespace
Current ontology
Base URI for this document
Namespaces for rdf, rdfs, & xsd
Ontology header
Thesaurus Specification
<rdfs:subClassOf rdf:resource="#Term"/>
</owl:Class>
<owl:Class rdf:ID="NonPreferredTerm">
<rdfs:subClassOf rdf:resource="#Term"/>
</owl:Class>
<owl:Class rdf:ID="StatusValue"/>
<owl:ObjectProperty rdf:ID="BroaderTerm">
<rdfs:domain rdf:resource="#PreferredTerm"/>
<rdfs:range rdf:resource="#PreferredTerm"/>
Declaration
</owl:ObjectProperty>
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Copyright © 2005 Access Innovations, Inc.
DHProject.owl
<owl:ObjectProperty rdf:ID="NarrowerTerm">
<owl:inverseOf rdf:resource="#BroaderTerm"/>
</owl:ObjectProperty>
<owl:ObjectProperty rdf:ID="Status">
<rdfs:domain rdf:resource="#PreferredTerm"/>
<rdfs:range rdf:resource="#StatusValue"/>
</owl:ObjectProperty>
<StatusValue rdf:ID="Candidate"/>
<StatusValue rdf:ID="Accepted"/>
<StatusValue rdf:ID="Deleted"/>
<owl:ObjectProperty rdf:ID="Related_Term">
<rdf:type rdf:resource="&owl;SymmetricProperty"/>
<rdfs:domain rdf:resource="#PreferredTerm"/>
<rdfs:range rdf:resource="#PreferredTerm"/>
</owl:ObjectProperty>
<owl:ObjectProperty rdf:ID="USE">
<rdf:type rdf:resource="&owl;FunctionalProperty"/>
<rdfs:domain rdf:resource="#NonPreferredTerm"/>
<rdfs:range rdf:resource="#PreferredTerm"/>
</owl:ObjectProperty>
<owl:ObjectProperty rdf:ID="Non-Preferred_Term">
<owl:inverseOf rdf:resource="#USE"/>
</owl:ObjectProperty>
<owl:DatatypeProperty rdf:ID="Scope_Note">
<rdfs:domain rdf:resource="#PreferredTerm"/>
<rdfs:range rdf:resource="&xsd;string"/>
</owl:DatatypeProperty>
<owl:DatatypeProperty rdf:ID="Editorial_Note">
<rdfs:domain rdf:resource="#Term"/>
<rdfs:range rdf:resource="&xsd;string"/>
</owl:DatatypeProperty>
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Copyright © 2005 Access Innovations, Inc.
DHProject.owl
<owl:DatatypeProperty rdf:ID="Facet">
<rdfs:domain rdf:resource="#Term"/>
<rdfs:range rdf:resource="&xsd;string"/>
</owl:DatatypeProperty>
<NonPreferredTerm rdf:ID="T1">
End of Ontology Specification
<rdfs:label xml:lang="en">Agribusiness</rdfs:label>
<USE rdf:resource="T2" DHProject:alpha="Agriculture"/>
</NonPreferredTerm>
<PreferredTerm rdf:ID="T2">
<rdfs:label xml:lang="en">Agriculture</rdfs:label>
<Non-Preferred_Term rdf:resource="#T1" DHProject:alpha="Agribusiness"/>
<Non-Preferred_Term rdf:resource="#T3" DHProject:alpha="Agronomy"/>
<Non-Preferred_Term rdf:resource="#T38" DHProject:alpha="Farming"/>
</PreferredTerm>
<NonPreferredTerm rdf:ID="T3">
<rdfs:label xml:lang="en">Agronomy</rdfs:label>
<USE rdf:resource="T2" DHProject:alpha="Agriculture"/>
</NonPreferredTerm>
<PreferredTerm rdf:ID="T4">
<rdfs:label xml:lang="en">American music</rdfs:label>
<BroaderTerm rdf:resource="#T73" DHProject:alpha="Music styles"/>
<Related_Term rdf:resource="#T30" DHProject:alpha="Country and western music"/>
<Related_Term rdf:resource="#T57" DHProject:alpha="Jazz music"/>
<Related_Term rdf:resource="#T109" DHProject:alpha="Rhythm and blues music"/>
<Related_Term rdf:resource="#T112" DHProject:alpha="Rock music"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T5">
<rdfs:label xml:lang="en">Architecture</rdfs:label>
<BroaderTerm rdf:resource="#T128" DHProject:alpha="Visual and performing arts"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T6">
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Copyright © 2005 Access Innovations, Inc.
Hierarchical View
Term
DHProject.owl
<owl:DatatypeProperty rdf:ID="Facet">
<rdfs:domain rdf:resource="#Term"/>
<rdfs:range rdf:resource="&xsd;string"/>
</owl:DatatypeProperty>
<NonPreferredTerm rdf:ID="T1">
<rdfs:label xml:lang="en">Agribusiness</rdfs:label>
<USE rdf:resource="T2" DHProject:alpha="Agriculture"/>
</NonPreferredTerm>
<PreferredTerm rdf:ID="T2">
<rdfs:label xml:lang="en">Agriculture</rdfs:label>
<Non-Preferred_Term rdf:resource="#T1" DHProject:alpha="Agribusiness"/>
<Non-Preferred_Term rdf:resource="#T3" DHProject:alpha="Agronomy"/>
<Non-Preferred_Term rdf:resource="#T38" DHProject:alpha="Farming"/>
</PreferredTerm>
<NonPreferredTerm rdf:ID="T3">
<rdfs:label xml:lang="en">Agronomy</rdfs:label>
<USE rdf:resource="T2" DHProject:alpha="Agriculture"/>
</NonPreferredTerm>
<PreferredTerm rdf:ID="T4">
<rdfs:label xml:lang="en">American music</rdfs:label>
<BroaderTerm rdf:resource="#T73" DHProject:alpha="Music styles"/>
<Related_Term rdf:resource="#T30" DHProject:alpha="Country and western music"/>
<Related_Term rdf:resource="#T57" DHProject:alpha="Jazz music"/>
<Related_Term rdf:resource="#T109" DHProject:alpha="Rhythm and blues music"/>
<Related_Term rdf:resource="#T112" DHProject:alpha="Rock music"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T5">
<rdfs:label xml:lang="en">Architecture</rdfs:label>
<BroaderTerm rdf:resource="#T128" DHProject:alpha="Visual and performing arts"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T6">
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Copyright © 2005 Access Innovations, Inc.
DHProject.owl
<rdfs:label xml:lang="en">Band music</rdfs:label>
<BroaderTerm rdf:resource="#T55" DHProject:alpha="Instrumental music"/>
<Related_Term rdf:resource="#T7" DHProject:alpha="Bands (Music)"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T7">
<rdfs:label xml:lang="en">Bands (Music)</rdfs:label>
<BroaderTerm rdf:resource="#T81" DHProject:alpha="Musical groups"/>
<Related_Term rdf:resource="#T111" DHProject:alpha="Rock groups"/>
<Related_Term rdf:resource="#T6" DHProject:alpha="Band music"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T8">
<rdfs:label xml:lang="en">Baroque music</rdfs:label>
<BroaderTerm rdf:resource="#T73" DHProject:alpha="Music styles"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T9">
<rdfs:label xml:lang="en">Bluegrass music</rdfs:label>
<BroaderTerm rdf:resource="#T30" DHProject:alpha="Country and western music"/>
<Non-Preferred_Term rdf:resource="#T40" DHProject:alpha="Flat picking"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T10">
<rdfs:label xml:lang="en">Brass instruments</rdfs:label>
<BroaderTerm rdf:resource="#T82" DHProject:alpha="Musical instruments"/>
</PreferredTerm>
<PreferredTerm rdf:ID="T11">
<rdfs:label xml:lang="en">Business</rdfs:label>
</PreferredTerm>
<PreferredTerm rdf:ID="T12">
<rdfs:label xml:lang="en">Chamber music</rdfs:label>
<BroaderTerm rdf:resource="#T55" DHProject:alpha="Instrumental music"/>
<Related_Term rdf:resource="#T13" DHProject:alpha="Chamber music groups"/>
</PreferredTerm>
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Copyright © 2005 Access Innovations, Inc.
Thank you!
Questions?
OWL Mapping Thesaurus Format
NEXT GENERATION KNOWLEDGE ORGANIZATION SYSTEMS:
INTEGRATION CHALLENGES AND STRATEGIES
The 7th Networked Knowledge Organization Systems (NKOS)
Workshop
Joint Conference on Digital Libraries
June 10-11, 2005
17
Jay Ven Eman, Ph.D., CEO
Access Innovations, Inc.
[email protected]
505-265-3591
505-256-1080 FAX
www.accessinn.com
www.dataharmony.com
Copyright © 2005 Access Innovations, Inc.