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Delivering HILT as a shared service

Delivering HILT as a shared service. Rachel Heery UKOLN, University of Bath r.heery@ukoln.ac.uk. 10 minute overview!. Explore what we mean by shared terminology services Locate terminology services within JISC Information Environment (IE). Shared services…?.

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Delivering HILT as a shared service

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  1. Delivering HILT as a shared service Rachel Heery UKOLN, University of Bath r.heery@ukoln.ac.uk

  2. 10 minute overview! • Explore what we mean by shared terminology services • Locate terminology services within JISC Information Environment (IE)

  3. Shared services…? • Delivering services in automated way • As m2m services to other software components… • …rather than direct to user via browser • Typically by means of Web Services technologies

  4. JISC-funded content providers institutional content providers external content providers authentication/authorisation (Athens) JISC IE service registry user preferences services provision brokers aggregators catalogues indexes metadata schema registries resolvers fusion institutional preferences services OpenURL resolvers media-specific portals institutional portals subject portals learning management systems terminology services presentation end-user desktop/browser shared infrastructure JISC IE architecture

  5. 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

  6. 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 ….

  7. JISC-funded content providers institutional content providers external content providers authentication/authorisation (Athens) JISC IE service registry user preferences services provision brokers aggregators catalogues indexes metadata schema registries resolvers subject portal fusion institutional preferences services OpenURL resolvers media-specific portals institutional portals learning management systems terminology service presentation end-user desktop/browser shared infrastructure Scenario: query enhancement

  8. external content provider JISC-funded content providers institutional content providers authentication/authorisation (Athens) JISC IE service registry user preferences services provision brokers aggregators catalogues indexes metadata schema registries resolvers subject portal fusion institutional preferences services OpenURL resolvers media-specific portals institutional portals learning management systems terminology service presentation end-user desktop/browser shared infrastructure HILT query enhancement 2 3 1 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

  9. external content provider JISC-funded content providers JISC IE service registry provision i subject portal fusion L terminology service presentation end-user desktop/browser shared infrastructure Scenario: collection finder 5 3 2 4 1 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

  10. 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?

  11. 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

  12. Where to position HILT? • Somewhere along continuum from ‘research and development project’ to ‘operational service’ • Recommendations in delegate pack…

  13. 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.html MODELS 11: UKOLN/mda Terminology Workshop, 2000 http://www.ukoln.ac.uk/dlis/models/models11/ NKOS home page http://nkos.slis.kent.edu/

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