Discussion on the Evolution of Thesaurus under Network Environment——Take UMRL as an example
Chang Hua Lu · Journal of Library and Information Sciences in Agriculture · 2012
Firstly this paper introduces the structure and characteristics of UMLS and then discusses PubMed system,which is based on UMLS.Then it points out some shortcomings of domestic thesaurus.Finally after discussing the structure of some successful thesaurus,including UMLS,it proposes some suggestion for the thesaurus structure under network environment.