a faceted interface to the library catalog

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1、AFacetedInterfacetotheLibraryCatalogTitoSierraNCSULibrariesALAMidwinterMeetingJanuary20,2007OutlineMotivationDemoKeyFeaturesFacetedNavigationFacetUsageStatisticsImplementationChallengesReflectionsMotivationImprovethelibrarycataloguserexperienceExploitexistinga

2、uthorityinfrastructure(makeMARCdataworkharder!)EndecaatNCSUEndecausedtoimprovethediscoveryportionofthelibrarycatalogEndecasoftwareindexes1.6millionMARCrecordsexportednightlyfromSirsiUnicornILSBackendfunctionsofILSremainintactWhatisEndeca?SoftwarecompanybasedinCam

3、bridge,MASearchandinformationaccesstechnologyproviderforseveralmajore-commercewebsitesDevelopersoftheEndecaInformationAccessPlatformWhyEndeca?ConfigurablerelevancerankingImprovedresponsetimeBettersearchfeaturesBettersubjectaccessbyturningmetadataintofacetsDemoKey

4、FeaturesRelevancerankingSearchcomfortsTruebrowseFacetednavigationRelevanceRankingBasedonalocallymanagedandcustomizablealgorithmFactorsQueryasenteredmostrelevantFieldmatchweighting(title>notesfield)NumberoffieldsmatchedLotsofotherleversanddialstotweakSearchComfort

5、s“Didyoumean…”suggestionsAutomaticspellcorrectionStemmingSortoptionsTrueBrowseBrowsebyLibraryofCongressClassificationwithoutenteringsearchtermsFacetedNavigationWhatisit?Whydoit?WhatisFacetedNavigation?WhatisFacetedNavigation?SearchandbrowseinasingleinterfaceFacet

6、scanvaryinscopeWhatistheitemabout?Whatkindofitemisit?Whereisit?EnablesuserstonarrowresultsWhyFacetedNavigation?InformationForaging(PirolliandCard)PeopleseekmaximumbenefitforminimaleffortwhensearchingforinformationPeoplelookforcluestodetermineiftheyareontherightpa

7、thFacetedresultsprovidecluesHelpusershelpthemselvesFacetedNavigationontheWebFacetedNavigationontheWebFacetedNavigationontheWebFacetedNavigationinLibrariesFacetedNavigationinLibrariesFacetedNavigationinLibrariesFacetedNavigationinLibrariesFacetsImplementedatNCSUAv

8、ailabilityAuthorLibraryFormatLanguageBrowse:NewLCClassificationSubject:TopicSubject:GenreSubject:RegionSubject:EraFacetUsageStatisticsJuly-November2006FacetUsa