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Losee, Robert M., Jr. – 1987
Designed to minimize information overload in telecommunications systems, the formal model developed in this paper predicts the usefulness of a message based on the available message features, and may be used to rank messages by expected importance or economic worth. The assumptions of binary and two Poisson independent probabilistic distributions…
Descriptors: Costs, Information Processing, Information Retrieval, Information Science
Norton, Melanie J. – 2000
This book is an introduction to the practical and theoretical concepts of information science. The author draws on recent research into the field of information science, as well as from scholarly and trade publications, and includes articles by Harold Borko, Klause Otten, and Anthony DeBons to emphasize the long-standing dissension in the field.…
Descriptors: Bibliometrics, Computer Mediated Communication, Information Policy, Information Retrieval
Siders, James A. – 1988
Teacher education reform legislation in Mississippi was put into effect in 1985, concurrent with the planning year of this project which developed a prototype for automated evaluation of teachers' performance. This automated system of information management was designed in response to requests for demographic program information from governing…
Descriptors: Competency Based Teacher Education, Elementary Secondary Education, Evaluation Methods, Higher Education