Presents results from study of mathematical models (Cobb-Douglas model, mixture of Poissons, inverse effects of distance, weighted entropy) relating to usage of information systems, and notes papers developed during study which provide three types of analysis--literature reviews, analytical studies, and tests of models. Six references are…

Presents the state-of-the-art of information systems monitoring, addressing historical and current approaches and manual and automated techniques; develops the concept of automated monitoring into a well-defined methodology; formulates methodologies/techniques/theoretical foundations for analyzing monitored data; and discusses computer based…

Summarizes the literature on users studies from the perspective that variation in type of search may be considered central to providing a rational explanation and justification of the variations in resource allocation in different types of libraries. (CWM)

Presents an Intelligent Negotiating Neural Network Design Model for solving the problem of poor information retrieval in subject searches of online catalogs. The purpose of the network, its architecture, and three different sessions of the user interface are described. Nineteen figures showing screens of the three sessions are appended. (Contains…