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The Development of a Highly Interactive Searching Technique for MORPHS--Minicomputer Operated Retrieval (Partially Heuristic) System.
Peer reviewed Peer reviewed
Bell, C. L. M.; Jones, K. P. – Information Processing and Management, 1980
Explains, with supporting figures and flowcharts of programing logic, two search strategies introduced to the MORPHS System since 1976: one that employs the normal Boolean operators in strings without bracketing or in the form of marked steps, and one that treats a string of keywords as a compound word. (Author/JD)
Descriptors: Algorithms, Flow Charts, Information Retrieval, Minicomputers
Recent Experience of the Application of a Commercial Data Base Management System (ADABAS) to a Scientific Data Bank (ECDIN).
Peer reviewed Peer reviewed
And Others; Town, William G. – Information Processing and Management, 1980
Discusses the problems encountered and solutions adopted in application of the ADABAS database management system to the ECDIN (Environmental Chemicals Data and Information Network) data bank. SIMAS, the pilot system, and ADABAS are compared, and ECDIN ADABAS design features are described. Appendices provide additional facts about ADABAS and SIMAS.…
Descriptors: Databases, Design, Development, Environmental Influences
Computer Generation of Thesaurus from Structured Subject-Propositions.
Peer reviewed Peer reviewed
Devadason, F. J.; Balasubramanian, V. – Information Processing and Management, 1981
Presents a computer-based system for generating thesauri from modulated subject-propositions (subject headings), which are structured according to facet analysis and augmented with appropriate codes for relating terms. Input to and operation of the system are described, as well as the programs developed. Fifteen references are listed. (Author/BK)
Descriptors: Automatic Indexing, Computer Programs, Flow Charts, Program Development
Principles, Procedures and Rules in an Expert System for Information Retrieval.
Peer reviewed Peer reviewed
Shoval, Peretz – Information Processing and Management, 1985
Describes an expert system which provides users who have information needs with terms to express search queries; introduces principles on which the system's behavior is based; describes the system's main procedures and decision rules; presents an example of system use; and outlines possible improvements in system search and evaluation procedures.…
Descriptors: Artificial Intelligence, Design, Flow Charts, Information Retrieval