Presents a model which demonstrates that a previous finding of a positive correlation between research productivity and breadth of interest does not hold if one considers what the data would look like if the variables were independent. (CLB)

This first of two related reports by the same authors presents a generalized theory of the information flow process that establishes quantitative definitions for and relationships among quantity of information, value of information, effectiveness of information, decision-maker effectiveness, and decision-maker performance. Eighteen references are…

Two methods are presented by which the librarian can forecast book circulation by subject. The shelflist model treats the number of library books as a control variable, while the other defines the dependent variable as the proportion of the shelflist circulated. (FM)

Argues that, given a document and a query, users first judge the document against the individual concepts in the query and then use some inferencing process to derive a compound judgment for the entire query. The research examines the relative effectiveness of probabilistic and fuzzy models at predicting users' compound judgments. (23 references)…

Examines difficulties with citation analysis as it is used to study citation frequency, usually for the evaluation of scientists, publications, or institutions. Topics addressed include selection of a control set of papers, comparisons of different types of papers (e.g., methodological or theoretical), effects of independent variables, and use of…