knowledgerepresentationinprotégé–owlpleaseinstall.ppt

KnowledgeRepresentationinProtégé–OWLPleaseinstallfromCDsorUSBpensprovided:pleteinstallationRacer–plusashortcuttostartiteasilyGraphViz–pleaseinstallindefaultlocationExampleontologiesOptional:LongversionofPizzatutorial“Pizzafinder”application1OntologyDesignPatternsandProblems:PracticalOntologyEngineeringusingProtege-OWLAlanRector1,NatashaNoy2,HolgerKnublauch2,GuusSchreiber,3MarkMusen21UniversityofManchester2StanfordUniversity******@{noy,holger}***@******@.******@ Ontologiesand“BestPractice”II Creatinganontology–usefulpatternsIIIHandsonexamplesIVPatterns:n-aryrelationsV Patterns:classesasvaluesVIPatterns:part-wholerelationsVIISummary3PartI:Ontologies&“BestPractice”WhatareOntologies&areviewofHistorySemanticWebOWL“BestPractice”SemanticWebBestPractice&DeploymentWorkingGroup(SWBP)4WhatIsAnOntology?Ontology(Socrates&Aristotle400-360BC)putingfortheexplicitdescriptionoftheconceptualisationofadomain:conceptspropertiesandattributesofconceptsconstraintsonpropertiesandattributesIndividuals(often,butnotalways)monvocabularyasharedunderstanding5WhyDevelopanOntology?monunderstandingofthestructureofdescriptiveinformationamongpeopleamongsoftwareagentsbetweenpeopleandsoftwareToenablereuseofdomainknowledgetoavoid“re-inventingthewheel”tointroducestandardstoallowinteroperability6Measuretheworld…quantitativemodels(notontologies)QuantitativeNumericaldata:2mm,,uracyatinitialcaptureNumericalanalysis()wellunderstoodExamples:Howbigisthisbreastlump?Whatistheaverageageofpatientswithcancer?Howmuchtimeelapsedbetweenoriginalreferralandfirstappointmentatthehospital?KIPKEGRAPHICSBOB2001KIPKEGRAPHICSBOB2000KIPKEGRAPHICSBOB2001KIPKEGRAPHICSBOB20007describetheourunderstandingoftheworld-ontologiesQualitativeDescriptivedataCold,colder,blueish,notpink,drunkAmbiguoustokensWhat’swrongwithbeingdrunk?