Suggests ways to increase precision when searching full text files on BRS, Mead Data Central and DIALOG. All of the techniques are based on achieving repetition of central concepts as expressed in natural language. Schematic representations of strategies and sample searches on each of the three systems are provided. (10 references) (CLB)

Presents the advantages and disadvantages of free text and controlled vocabulary retrieval techniques and a methodology to assist in deciding on the optimal technique for a particular purpose. The relevance of the techniques for expert systems and full text contexts is also discussed and recommendations for further research are made. (Author/EM)

This annual update of a bibliography that was published as a supplement to the first issue of "Online Review" contains 931 references covering the approximate time period of late 1982 through early 1984. Entries are arranged by author within each of 11 sections. Permuted title and author indexes are included. (EJS)

Provides permuted title and author indexes to the 931-item seventh annual update (July 1984 issue of "Online Review") of a bibliography on online information retrieval which was published as a supplement to the first issue of "Online Review." The approximate time period of late 1982 through early 1984 is covered. (EJS)

This 910-item annual update (1984 through early 1985) covers: online systems, databases, services; man-machine studies, database creation, user interface, system design and evaluation; profile development, searching techniques, indexing; usage studies, economics, promotion, online searching services management; user training, microcomputer…

Describes document acquisition, selection, indexing, and abstracting and discusses online searching of the CIS database, an online system produced by the International Occupational Safety and Health Information Centre. This database comprehensively covers information in the field of occupational health and safety. Sample searches and search…

Discusses forces at work within today's on-line data base environment which could lead to the emergence of a distributed information network; identifies several important modules in such a network, including an automated subject switching module; and reports research investigations, critical issues, and preliminary findings with regard to…