How to De-engineer a How to De-engineer a Semantic Web: Semantic Web: Some thoughts on Linking Some thoughts on Linking Archaeological Data Archaeological Data Leif Isaksen, Graeme Earl & Kirk Martinez Leif Isaksen, Graeme Earl & Kirk Martinez University of Southampton University of Southampton
How to De-engineer a Semantic Web:. Some thoughts on Linking Archaeological Data. Leif Isaksen, Graeme Earl & Kirk Martinez University of Southampton. The Problem. Summary data. Fragments of Meaning. Instance data. Type. Relationship. Mixing Models. Type. Relationship. Mixing Models. - PowerPoint PPT Presentation
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How to De-engineer a How to De-engineer a Semantic Web:Semantic Web:Some thoughts on Linking Archaeological Some thoughts on Linking Archaeological DataData
Leif Isaksen, Graeme Earl & Kirk MartinezLeif Isaksen, Graeme Earl & Kirk MartinezUniversity of SouthamptonUniversity of Southampton
The representation The representation is not the data!is not the data!
ApproachesApproaches
TRANSLATIONTRANSLATION(TRansparent Negotiation and Sharing of Local Application Terminologies, (TRansparent Negotiation and Sharing of Local Application Terminologies, Instances and ONtologies)Instances and ONtologies)
Problems with the Problems with the TRANSLATION approachTRANSLATION approach
ClosedClosed
An engineers-eye viewAn engineers-eye view
‘‘Internet thinking’ not ‘web thinking’Internet thinking’ not ‘web thinking’
The network effect is created by Web 2.0 not The network effect is created by Web 2.0 not Internet 2.0!Internet 2.0!
Linked DataLinked Data
http://linkeddata.org
GeoNamesGeoNames
SubgraphsSubgraphs
Canonical TypesCanonical Types
Instance DataInstance Data
Extension/IntensionExtension/Intension
What is ‘Dressel 20’?What is ‘Dressel 20’?
Defined by attributes Defined by attributes (Intension -> a priori (Intension -> a priori analysis)?analysis)?
Defined by examples Defined by examples (Extension -> a (Extension -> a posteriori analysis)?posteriori analysis)?
Quantity vs. uncertaintyQuantity vs. uncertainty
Quantity vs. uncertaintyQuantity vs. uncertainty
Quantity vs. uncertaintyQuantity vs. uncertainty
Interface - ease of useInterface - ease of use
Archaeological data is distributed in fragments Archaeological data is distributed in fragments amongst (generally) non-tech literate amongst (generally) non-tech literate professionals with no money and less time!professionals with no money and less time!