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National Agricultural Library Agricultural Thesaurus: 

National Agricultural Library Agricultural Thesaurus The Thesaurus as a Web Service

NAL Agricultural Thesaurus http://agclass.nal.usda.gov/agt/agt.htm: 

NAL Agricultural Thesaurus http://agclass.nal.usda.gov/agt/agt.htm 2001, first edition 2004 edition, over 62,000 terms with 35% lead-in terminology Scope is agriculture, broadly defined, organized into 17 categories. Updated annually on Jan 1st Proposal system for changes to NALT 2 FTE among 7 staff

NAL Agricultural Thesaurus Users: 

NAL Agricultural Thesaurus Users AGRICOLA – NAL’s library catalog USDA Food Safety Research Information Office Agricultural Research Information System e-Extension (Land Grant Universities) AgNIC – Agriculture Network Information Center

NALT as Web Service: 

NALT as Web Service Official release of WS at NALT web site in Feb 2004 WS initially developed to support AgNIC AgNIC Search and Browse AgNIC Calendar (in development)

NALT as Web Service: 

NALT as Web Service Organizations testing NALT WS: Other USDA agencies Food and Agricultural Organization of UN Government of Canada E-Extension Other AgNIC partners

NALT WS Applications: 

NALT WS Applications AgNIC Search Search queries expanded to include relevant preferred terms via WS: “pig” is expanded to “pig or swine” “azalea” is expanded to “azalea or rhododendron”

NALT WS Applications: 

NALT WS Applications AgNIC Browse Browse topics are drawn from Thesaurus Web Service interface used as part of record generation.

NALT WS management: 

NALT WS management Web Service uses Zope/Python toolkit to manage SOAP interface Zope is also used to create AgNIC portal MultiTes is used to administer NALT WS automatically updates from MultiTes report files

NALT WS Futures: 

NALT WS Futures Enhance AgNIC search to explode search terms using Broader and Narrower relationships: “pig” expands to “pig or swine” “swine” expands “barrows or boars or gilts or piglets or sows”

NALT WS Futures: 

NALT WS Futures Integrate NALT WS into other AgNIC services: e.g., the Calendar AgNIC partners and other collaborators, USDA, e-Extension, etc., will implement NALT WS

NALT WS Futures: 

NALT WS Futures Release 2 expected Q4 2004 Improved interoperability Improved performance Improved terminology management

NALT WS Futures: 

NALT WS Futures A new service: Suggest Given a document, the Suggest WS will suggest relevant Thesauri terms for classification. Suggested terms will be ranked as to appropriateness.

Questions? : 

Questions? Tim Lynch tlynch@nal.usda.gov Lori Finch lfinch@nal.usda.gov NAL Web Services Programmer’s Manual: http://agclass.nal.usda.gov/agt/manual.pdf