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Enhancing Access to NAL Thesaurus through Web Services

Learn about implementing NAL Thesaurus via web services, details, challenges, and future prospects. Explore functions like search, fetch, and hierarchy retrieval. Contact Tim Lynch for more information.

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Enhancing Access to NAL Thesaurus through Web Services

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  1. Terminology Web Services Access to the National Agricultural Library Thesaurus via Web Services Tim Lynch AgNIC Technical Lead tlynch@nal.usda.gov

  2. Terminology Web Services NAL Thesaurus via Web Services • Impetus for development • Details of implementation • Bumps in the road • Futures

  3. NAL Thesaurus via Web Services Impetus: AgNIC makes extensive use of NAL Thesaurus

  4. NAL Thesaurus via Web Services Impetus: Details: XML-RPC, SOAP, REST Follows Alexandria Digital Library Thesaurus Protocol www.alexandria.ucsb.edu/~gjanee/thesaurus/

  5. NAL Thesaurus via Web Services Supported functions • Search(word, level) • Fetch(concept) • FetchHierarchy(concept, depth, direction)

  6. Example Thesaurus Concept

  7. Example Thesaurus Concept

  8. Example Thesaurus Concept Name and Scope uniquely identify a concept

  9. Example Hierarchical Concept

  10. Example Hierarchical Concept

  11. Example Hierarchical Concept

  12. Example Hierarchical Concept

  13. NAL Thesaurus via Web Services Impetus: Details: Bumps in the Road: buggy SOAP implementations

  14. NAL Thesaurus via Web Services Impetus: Details: Bumps in the Road: Futures:

  15. NAL Thesaurus via Web Services Futures • Suggest(url) • Search • Fetch • FetchHierarchy

  16. Terminology Web Services Access to the National Agricultural Library Thesaurus via Web Services http://agclass.nal.usda.gov Tim Lynch AgNIC Technical Lead tlynch@nal.usda.gov

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