This report describes recent efforts to modify, test, and evaluate an experimental online database consisting of 15 vendor-supplied, controlled subject vocabularies or thesauri. The experimental database, called the Vocabulary Switching System (VSS), is designed to enhance search strategies and ultimately retrieval performance for users of online…

Reports results of a survey of online catalog users in an academic library in Saudi Arabia that examined search patterns, levels of satisfaction, and user attitudes toward the online catalog. The special problems encountered when searching in a foreign language are discussed, and systems improvements are suggested. (CLB)

Proposes a rationale to be used in comparing and evaluating alternative library computer catalogs, based on varieties of bibliographic data processed, kinds of indexes constructed, and desired search strategies. A glossary of terms related to computerized catalogs is appended. (Author/CLB)

Discusses the use of optical disk technology in online searching and compares three versions of the ERIC database currently available on optical disk in terms of hardware requirements, ease of installation, scope and cost of the system, search procedures, displaying and printing results, and documentation and user support. (CLB)

This report describes a three-stage catalog use study conducted at the University of Wisconsin-Stout from 1982 through 1986 to determine the types of searches conducted and search success rates for both the card and online catalogs during the library's transition to the DataPhase Automated Library Information System (ALIS). Phase I, conducted…