THE RATES OF ASSIGNMENT OF THESAURUS TERMS IN THE ERIC INFORMATION RETRIEVAL SYSTEM: AN ANALYSIS OF HIERARCHIES AND LEVELS - HENRY, GEORGIANNA; DIODATO, VIRGIL (Journal of documentation, 1991)
Keywords: Computerised information retrieval; Computerized information services; Computerized information storage and retrieval; Content analysis; Education; ERIC; ERIC (Educational Resources Information Center), USA; Exact sciences and technology; Hierarchical Structural Analysis; Hypothesis Testing; Indexing; Indexing. Classification. Abstracting. Syntheses; Information and communication sciences; Information and document structure and analysis; Information processing and retrieval; Information Retrieval; Information science. Documentation; Information services; Information storage and retrieval; Information work; Magnetic tape; Online information retrieval; Research Needs; Sciences and techniques of general use; Search Strategies; Searching; Selection; Subject Index Terms; Subject indexing; Terms; Thesauri; Thesaurus of ERIC Descriptors; Hierarchic relation; Data analysis; Indexer; Indexing depth; Follow up study; Thesaurus; Professional practice; Indexing term; Variability; Indexing