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1、ADECInteroperabilityTechnicalWorkingGroupReportFebruary12,2002TomMcGlynnMembershipIRSA:BruceBerriman,JohnGoodeADC:KirkBorne,BrianThomasCXC:ArnoldRotsNED:JoeMazzerellaADS:GuentherEichhornMAST:TimKimballHEASARC:TomMcGlynnFebruary12,2002TomMcGlynnCharterGoalThetoplevelgoalistoprovideseamless(onestops
2、hopping)accesstoalltheNASAastrophysicscataloganddataservices,irrespectiveofwheretheinformationislocated.CharterRequirementsAllserviceswillbeaccessibleviastandardprotocolsAccesswillbeviatheexistinguserinterfacesResultswillappearconsistentwiththeinterfacethatinitiatedtherequestAttributionofdatatoori
3、ginalsitewillbeclearlystatedFebruary12,2002TomMcGlynnCurrentInteroperatingServicesManyinteroperatingservicesarealreadyinplaceatADECsites.E.g.,ADClinkstoHEASARC,IRSAandMASTarchivesADSlinkstoalldatasetsassociatedwithagivenbibcode.HEASARClinkstoCXCandMASTdataandprovidesaccesstoallVizieRtables.IRSAsui
4、teofremotelyaccessiblecataloganddataservicesMASTprovidestransparentaccesstoHEASARCROSATandEUVEarchivesNEDlinkstomultipleADEC/non-ADECdatasourcesformanyobjects.NEDnameresolverusedmanyplaces.AstrobrowseservicesatCXC,MASTandHEASARC.NogeneralframeworkforinteroperationsLimitedcapabilitiesIncompleteness
5、/inconsistencyResourcediscoveryisdifficultFragilelinksFebruary12,2002TomMcGlynnSummaryofActivitiesTeleconsJanuary18,2002February8,2002StrawmandesignimplementationsTemporaryWebsiteheasarc.gsfc.nasa.gov/itwgFebruary12,2002TomMcGlynnAreasofAgreementNogenericmandatesonuserinterfacesEachsiteusesresourc
6、esdevelopedinthisefforttopresentinformationappropriatetoitsusers.LayeredapproachtoimplementationStage1:LinkstodataproductsandservicesStage2:‘Seamless’servicesStage3:??StandardizedpublicationofservicesMonitoringofVOactivitiesFebruary12,2002TomMcGlynnTechnicalIssuesWhatkindsoflinksshouldbemade?Whatd
7、owelinkto?Homepage,serviceforms,availabilitysummaries,queries,dataproductsHowdowemediatelinks?MetadataortablesFebruary12,2002TomMcGlynnTechnicalIssuesHowarelinks/servicespublished?MachineversushumanreadableDynami