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Peer reviewedBlecic, Deborah D.; Dorsch, Josephine L.; Koenig, Melissa H.; Bangalore, Nimala S. – College & Research Libraries, 1999
Describes a longitudinal study of four sets of OPAC (online public access catalog) transaction logs that examined the effects of screen changes in helping searchers improve their search behavior. Results show that while screen changes initially had a positive impact on search behavior, they were not always sustained over time. (Author/LRW)
Descriptors: Academic Libraries, Higher Education, Library Catalogs, Library Research
Peer reviewedTillotson, Joy – College & Research Libraries, 1995
Examines three aspects of keyword searching as a possible solution to subject search problems in online public access catalogs (OPACs). Discusses search results, user satisfaction, and how keyword searching and controlled vocabulary searching are offered in OPAC interfaces. Concludes that keyword searching and controlled vocabulary searching…
Descriptors: Access to Information, Computer Interfaces, Information Retrieval, Information Seeking
