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Document Retrieval Experiments Using Indexing Vocabularies of Varying Size. I. Variety Generation Symbols Assigned to the Fronts of Index Terms.
Peer reviewed Peer reviewed
Burnett, John E.; And Others – Journal of Documentation, 1979
Analyzes a study of the effect of controlled variations in indexing vocabulary size on retrieval performance, using the Cranfield 200 and 1400 test collections. Sets of variable-length character strings were tested, in an application of the Cluster Hypothesis and in a series of linear associative retrieval experiments. (Author/SW)
Descriptors: Automatic Indexing, Evaluation Methods, Indexes, Indexing
A Study of Cross-Referencing.
Kochen, Manfred; Tagliacozzo, Renata – 1968
The problem of determining the optimal cross-reference structure for a given index and for a given community of users is discussed. A cross-reference structure is represented as a graph in which the nodes are index terms and the links are relations between index terms. In order to clarify the concept of 'level of cross-referencing' the…
Descriptors: Dictionaries, Evaluation Methods, Indexes, Indexing
AN EVALUATION OF A METHOD FOR IMPROVING SEARCH STRATEGIES IN A COORDINATE SEARCHING SYSTEM.
HEWER, DAVID J. – 1966
SEARCH STRATEGIES WHICH CAN BE CONTINUOUSLY MODIFIED WERE DEVELOPED FOR COORDINATE SEARCHING SYSTEMS. USING THE FILES OF THE NASA TECHNOLOGY UTILIZATION PROGRAM AT THE KNOWLEDGE AVAILABILITY SYSTEMS CENTER, UNIVERSITY OF PITTSBURGH, A STUDY WAS CONDUCTED OF THE RETRIEVAL OF RELEVANT DOCUMENTS BY BOTH MANUAL AND MACHINE METHODS FOR FIVE QUESTIONS…
Descriptors: Documentation, Evaluation Methods, Indexes, Indexing
An Evaluation of Indexing Services for Women's Studies Periodical Literature.
Peer reviewed Peer reviewed
Mesplay, Deborah; Koch, Loretta – RQ, 1993
Evaluates the coverage provided by eight indexing and abstracting services in the interdisciplinary field of women's studies. Content pages for 17 women's studies journals were checked against appropriate indexes to determine the comprehensiveness of coverage, and "Women Studies Abstract" was found to provide the best coverage. (15…
Descriptors: Abstracting, Comparative Analysis, Evaluation Methods, Indexes
A Study of the Description and Evaluation of Indexes in Biographies Written for Children.
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Webb, Kathleen Ann – 1994
An indexer faces unique challenges when the genre consists of biographical material written for children. The narrative prose style demands vividly descriptive indexing terms, but the youthful audience requires a control of vocabulary and a clear, simple presentation. The literature of library and information science yields a few sources on the…
Descriptors: Biographies, Children, Childrens Literature, Content Analysis
Historical Development of the "Insurance Periodicals Index" by the Insurance Division of the Special Libraries Association.
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Ives, Jean E. – 1993
The Insurance Division of the Special Libraries Association began an index to insurance magazines, the "Insurance Periodicals Index" (IPI), in 1962. This study examines its historical development. The index was published monthly in an insurance trade journal and then cumulated into an annual edition. Part of the background for its…
Descriptors: Bibliographic Databases, Evaluation Criteria, Evaluation Methods, Indexes
OMNI--Alternative Approaches to Internet Metadata.
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Welsh, Sue – 1996
The growth in the size of the Internet has resulted in much effort being spent on indexing its contents. The most popular solutions are created by automatic methods, and although offering impressive coverage, they are disappointing where precision of meaning is required. Alternative services created by human beings arrange and index resources…
Descriptors: Classification, Content Analysis, Evaluation Methods, Foreign Countries