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ModularOntologyModelingwithOntologyDesignPatterns
Nazifa KarimaAdila A.Krisnadhi
SeaIce Ontology(Nonmodularized)
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Howdowemakesenseofthisontology?
• Divideitintomodules• Findrelationsamongthesemodulesprovidedbytheontology
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SEAICE
SeaIce ontology divided into 17 modules4
OntologyDesignPattern
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Sohowdowegettherelations?
• LookintotheObjectProperties• LookintoDataProperties• Lookintoaxiomsinvolvingtheseproperties• Lookintotheannotationsforallentitiesintheontology• Consultdomainexperts/originaldevelopersoftheontology
OntologyDesignPattern
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Ontologydesignpattern(ODP):A (“reusable”)solutionofafrequentlyoccurringmodelingprobleminthedomainandcanactasabuildingblockofamorecomplexontology.
Contentpattern(CP):AnODPthatmodelsaparticulargenericnotioninaparticulardomain.
SEAICE
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Pattern-1:Patternfor“IcewithDevelopmentStage”
OntologyDesignPatterncanalsobeusedtobuilda‘good’ontologyfromscratch.
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• Principle#1:Small>>>Large– Smallnessusuallyimpliessimplicity
• Principle#2:Modular>>>monolithic– Easiertouseasbuildingblocks.– Highlyextendible– Easilyunderstandable
• Principle#3:Beawareofmultipleperspectives.– Strikeabalancebetweenfosteringinteroperabilityvs.allowing
semanticheterogeneity.– e.g.,streetisaconnectionbetweentwoplaces,butalsoa
separationthatcutsahabitatintopieces.• Principle#4:Addhuman-readableannotations
– Improveunderstandability.
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GeoLink Architecture
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ModelingWorkflow
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GeoLink ModularOntology
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CruiseCP
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CruiseTrajectory
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Acknowledgements
• ESIP Testbed Project– Wright State: Pascal Hitzler, Nazifa Karima, Adila Krisnadhi– Notre Dame of Maryland University: Tom Narock– Ronin Institute: Ruth Duerr
• GeoLink (funded by NSF through EarthCube)– LDEO: Robert Arko, Peng Ji, Suzanne Carbotte, Kerstin
Lehnert– WHOI: Cynthia Chandler, Adam Shepherd, Peter Wiebe,
Lisa Raymond, Audrey Mickle– UCSB: Krzysztof Janowicz, Yingjie Hu, Matthew Jones,
Bryce Mecum, Mark Schildhauer– Notre Dame of Maryland University: Tom Narock– Wright State University: Pascal Hitzler, Adila Krisnadhi,
Michelle Cheatham, Nazifa Karima– Consortium of Ocean Leadership: Douglas Fils
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