Towards theDiscoveryofPerson-LevelData

ThomasBosch1,BenjaminZapilko1,JoachimWackerow1,ArofanGregory2

1GESIS–LeibnizInsEtutefortheSocialSciences,Germany{first name.last name}@gesis.org

2OpenDataFoundaEon,USAagregory@opendatafoundation.org

InternaEonalWorkshoponSemanEcStaEsEcs22October2013,Sydney,Australia

WhyDDIasLinkedData?

Overviewclassoverview

´ unionª

VariableQuestion

InstrumentQuestionnaire

dcat:DatasetLogicalDataSet

skos:ConceptAnalysisUnit

skos:ConceptUniverse

Study

StudyGroup

1..* product

0..*

0..*inGroup

0..1

1..*

variable 0..*

0..*universe1

1..*

containsVariable

0..*

0..*

question

1..*0..*

universe

1

0..*

analysisUnit0..1

0..*

universe

1

0..*question0..*

0..*

analysisUnit

0..1

0..*

universe

1..*

UseCases

Wheretosearchforspecificdata?

Whatmicrodataaccordingtospecificmetadataexists?

Whatdatasetsareassociatedwiththemicrodata?

Whataggregateddataaccordingtospecificmetadataexists?

Whatdatasetsareassociatedwiththeaggregateddata?

Fromwhichmicrodatadatasetsistheaggregateddatasetderived?

WhatsummarystaEsEcsdoesavariablehave?

WhatcategorystaEsEcsdoesavariablerepresentaEonhave?

WhatmicrodatadatasetsarecreatedbytheresearchinsEtute'GESIS'

Conclusion

ThankyouforyouraUenEon…

BackupSlides

WhyDDIasLinkedData?•  UsersdiscoverdataintheLinkedOpenDataCloudusingDDImetadata

•  Userscansearchfordata•  Dataproviderspublishsearchable/accessablemetadata

•  TheDiscoveryspecificaEoncontainsthemostimportantDDIconceptsforthediscoverypurpose

•  Weintegratedwellelaboratedvocabularies•  WeuseSWtechnologies

Overview•  Study•  LogicalDataSet:thedatasetwherewesavetheactualdata•  Universe:forwhomisthestudyappliedto?(e.g.allwomen

inGermany)•  AnalysisUnit(e.g.personsorhouseholds)•  Instrument:Howdowewanttomeasure?(e.g.'Whatis

yoursex?')•  Concept:Whatdowewanttomeasure?•  Variable:Wheredowesavewhatwemeasured?(e.g.sex)

FutureWork•  PhysicaldescripEonofrectangulardataespeciallyCSVdata– WeintegratethisdescripEonindiscovery

•  Howoriginateaggregateddataonthebasisofmicrodata?–  AggregaEonmethodisdescribedintheformmachinescanprocessit

– WeseeaneedthatthisareashouldbeexploredfurtherinordertodescribetherelaEonshipbetweenaggregatedataandmicrodatamoredetailed

Acknowledgements26expertsfromthestaEsEcalcommunityandtheLinkedDatacommunitycomingfrom12differentcountriescontributed to thiswork.TheywereparEcipaEng intheeventsmenEonedbelow.•  1st workshop on 'SemanEc StaEsEcs for Social, Behavioural, and Economic

Sciences: Leveraging the DDI Model for the Linked Data Web' at SchlossDagstuhl-LeibnizCenterforInformaEcs,GermanyinSeptember2011

•  WorkingmeeEnginthecourseofthe3rdAnnualEuropeanDDIUsersGroupMeeEng(EDDI11)inGothenburg,SwedeninDecember2011

•  2nd workshop on 'SemanEc StaEsEcs for Social, Behavioural, and EconomicSciences: Leveraging the DDI Model for the Linked Data Web' at SchlossDagstuhl-LeibnizCenterforInformaEcs,GermanyinOctober2012

•  Working meeEng at GESIS - Leibniz InsEtute for the Social Sciences inMannheim,GermanyinFebruary2013