Barnaghi, PM

Castro, Raúl García

Compton, Michael

Corcho, Oscar

Graybeal, John

Henson, Cory

Herzog, Arthur

Janowicz, Krzysztof

Lefort, Laurent

Neuhaus, Holger

Nikolov, Andriy

Page, Kevin

Taylor, Kerry

University of Surrey

Title of the Meeting and Date 1O&M Phenomenon dictionaryFrom OGC 05-087r4Title of the Meeting and Date 2Requirement•Simple phenomenon•‘Constrained’ phenomenon•Compound phenomenon–Phenomenon series–Composite phenomenonAnyDefini tion«ObjectType»Phenomenon::AnyDefini tion+ identi fier:  ScopedName+ name:  GenericName [0..*]+ remarks:  CharacterString [0..1]«ObjectType»ConstrainedPhenomenon+ otherConstraint:  CharacterString [0..*]+ singleConstraint:  TypedValue [0..*]«ObjectType»CompoundPhenomenon+ dimension:  Integer«ObjectType»CompositePhenomenon«ObjectType»PhenomenonSeries+/ constraintList:  Sequence<TypedValue> [1..*]+ otherConstraint:  CharacterString [0..*]«DataType»TypedValue+ property:  ScopedName+ value:  Any+base1+base1+base 0..1+component1..*composeTitle of the Meeting and Date 3Simple phenomenonE.g. Temperature, length, powerCan be largely characterized through dimensional analysisTitle of the Meeting and Date 4Constrained phenomenonQualify a phenomenon by constraints on various axesE.g. “surface-water-temperature” = temperature where (medium=water) + depth=0m—0.3m) Uses secondary vocabularies for qualifying attributesTitle of the Meeting and Date 5Compound phenomenonMultiple components, vector-quantitiesTitle of the Meeting and Date 6Composite phenomenonE.g weather = temperature + rainfall + wind velocity + atmospheric pressure + …i.e. arbitrary set of componentsTitle of the Meeting and Date 7Phenomenon seriesE.g. spectral channelsPower in 256 channelswhere wavelength = 0.9-1µm, 1-1.1µm, 1.1-1.2µm, …i.e. homogeneous components differing by the value of one or more constraintsTitle of the Meeting and Date 8FormalizationXML serializationusing GML UML XML encoding ruleAnyDefini tion«ObjectType»Phenomenon::AnyDefini tion+ identi fier:  ScopedName+ name:  GenericName [0..*]+ remarks:  CharacterString [0..1]«ObjectType»ConstrainedPhenomenon+ otherConstraint:  CharacterString [0..*]+ singleConstraint:  TypedValue [0..*]«ObjectType»CompoundPhenomenon+ dimension:  Integer«ObjectType»CompositePhenomenon«ObjectType»PhenomenonSeries+/ constraintList:  Sequence<TypedValue> [1..*]+ otherConstraint:  CharacterString [0..*]«DataType»TypedValue+ property:  ScopedName+ value:  Any+base1+base1+base 0..1+component1..*composeTitle of the Meeting and Date 9In XML<gml:dictionaryEntry><swe:ConstrainedPhenomenon gml:id="WindVelocity"><gml:identifier codeSpace="urn:x-ogc:tc:arch:doc-rp(05-010)“>urn:x-ogc:def:phenomenon:OGC:WindVelocity</gml:identifier><gml:name>Wind Velocity</gml:name><swe:base xlink:href="#Velocity"/><swe:singleConstraint><swe:TypedValue><swe:propertycodeSpace="./">Medium</swe:property><swe:value xsi:type="gml:CodeType">Air</swe:value></swe:TypedValue></swe:singleConstraint></swe:ConstrainedPhenomenon></gml:dictionaryEntry>Title of the Meeting and Date 10The dictionary in OGC 05-087r4Highly incomplete, prepared primarily to illustrate how the encoding satisfies the requirementsSome links to SWEET 1Title of the Meeting and Date 11SummaryWhy? 1. to support OGC testbed2. to validate modelStatus no longer maintainedConcept doc. rarelyKey framework base + elaborations (constraints, composition)Coverage Broad scope, but patchy completionSophistication Sophisticated - base + elaborations Adoption OGC testbedsBest feature? Rigorous, well documented modelWeakest? non-standard encodingOtherGood basis?

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Semantic Sensor Network XG Final Report

Semantic Sensor Network XG Final Report

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University of Surrey