• Blog Post

    GACS structural survey and hierarchy scenarios

    The Global Agricultural Concept Scheme (GACS), version Beta 3.1, was released in May 2016. One of the known weaknesses of GACS in its current form is the concept hierarchy (BT/NT relationships)....

  • Blog Post

    GACS thematic groups from CAB Classified Thesaurus

    I am helping FAO, CAB International, and the National Agricultural Library (USDA) integrate their three thesauri -- AGROVOC, CAB Thesaurus, and NAL Thesaurus -- into a new Global Agricultural...