HILT as shared service HILT can be considered as a number of services –Term mapping –Disambiguation –Collection finder HILT is just one of a range of potential terminology services –Domain specific thesauri –Semantic expansion
Building scenarios To understand how application might use terminology services To identify interaction between different shared services To explore integrating terminology services with other DL services N.B. Need to be validated ….
HILT query enhancement JISC-funded content providers institutional content providers external content provider brokersaggregatorscataloguesindexes institutional portals subject portal learning management systems media-specific portals end-user desktop/browser presentation fusion provision OpenURL resolvers shared infrastructure authentication/authorisation (Athens) JISC IE service registry institutional preferences services terminology service user preferences services resolvers metadata schema registries Student enters search term to Portal search interface, Portal accesses HILT and enhances term with headings and classification numbers Portal uses additional information to search content provider 1 2 3
Scenario: collection finder JISC-funded content providers external content provider i subject portal end-user desktop/browser presentation fusion provision L shared infrastructure JISC IE service registry terminology service Student enters search terms to Portal interface Portal queries HILT for matching Dewey notation HILT interacts with IE Service Registry to locate relevant collections Details of collections returned to Portal Portal sends query to appropriate collections 1 2 3 4 5
What is needed ? Structured representation of –Terminologies (thesauri, classification schemes, ontologies, KOS) –Query (common queries) –Exchange format (returned records) Common standards! –How many and which ones?
Current activity Revision of international standards for thesauri structure Experimental demonstrators –Vocabulary mark up (MARC21, VDEX, TIF) –Protocols (Zthes, ADL, OAI-PMH) –Proposals emerging from research Possibilities to interface with proprietary products using SOAP and XML
Where to position HILT? Somewhere along continuum from research and development project to operational service Recommendations in delegate pack…
Further information Delivering HILT as a JISC IE shared service, Rachel Heery, October 2003 http://www.ukoln.ac.uk/metadata/hilt/m2m-report/hilt- final-report.htmlhttp://www.ukoln.ac.uk/metadata/hilt/m2m-report/hilt- final-report.html MODELS 11: UKOLN/mda Terminology Workshop, 2000 http://www.ukoln.ac.uk/dlis/models/models11/http://www.ukoln.ac.uk/dlis/models/models11 NKOS home page http://nkos.slis.kent.edu/http://nkos.slis.kent.edu/