terminology web services

Terminology Web Services

Access to the

National Agricultural Library Thesaurusvia Web Services

Tim Lynch

AgNIC Technical Lead

tlynch@nal.usda.gov

Terminology Web ServicesNAL Thesaurus via Web Services

• Impetus for development

• Details of implementation

• Bumps in the road

• Futures

NAL Thesaurus via Web Services

Impetus: AgNIC makes extensive use of

NAL Thesaurus

NAL Thesaurus via Web Services

Impetus:

Details: XML-RPC, SOAP, REST

Follows Alexandria Digital Library Thesaurus Protocol

www.alexandria.ucsb.edu/~gjanee/thesaurus/

NAL Thesaurus via Web Services

Supported functions

• Search(word, level)

• Fetch(concept)

• FetchHierarchy(concept, depth, direction)

Example Thesaurus Concept

Example Thesaurus Concept

Example Thesaurus ConceptName and Scope uniquely identify a concept

Example Hierarchical Concept

Example Hierarchical Concept

Example Hierarchical Concept

Example Hierarchical Concept

NAL Thesaurus via Web Services

Impetus:

Details:

Bumps in the Road: buggy SOAP implementations

NAL Thesaurus via Web Services

Impetus:

Details:

Bumps in the Road:

Futures:

NAL Thesaurus via Web Services

Futures

• Suggest(url)

• Search

• Fetch

• FetchHierarchy

Terminology Web Services

Access to the

National Agricultural Library Thesaurusvia Web Services

http://agclass.nal.usda.gov

Tim LynchAgNIC Technical Leadtlynch@nal.usda.gov