Describes rough sets theory and discusses the advantages it offers for information retrieval, including the implicit inclusion of Boolean logic, term weighting, ranked retrieval output, and relevance feedback. Rough set formalism is compared to Boolean, vector, and fuzzy models of information retrieval and a small scale evaluation of rough sets is…

Compares the analysis, design, development, and evaluation of electronic performance support tools and systems to a traditional instructional systems design model. Topics discussed include indeterminate outcomes; rapid prototyping; front end analysis; intervention strategies; sequencing; user control; media selection; formative evaluation; and…

Validation in curriculum development is the "check-and-balance" dimension of any instructional system, in the broadest sense almost synonymous with evaluation and accountability. This paper relates validation to individual, formative, and summative evaluation. Validation measures to be applied to instructional systems are outlined according to a…

This report begins with a summary of the implications of the Systemic Evaluation project as a whole, and then provides a framework for the commonplaces of schooling, along with an extensive sampler of the ways they can be used for building an information system. The first chapter presents some common conceptions of schooling that have typically…

A project to propose a system for managing curriculum improvement at the state level (1) identified the basic functions necessary for a statewide curriculum management effort, (2) explained the supporting activities required to initiate and maintain its operation, and (3) developed a model system for curriculum management. The five functions…

Presenting electronic resources to users through a federated search engine introduces unique opportunities and challenges to libraries. This article reports on the decision-making tools and processes used for selecting collections of electronic resources by a project team at the University of Arizona (UA) Libraries for the Association of Research…

As part of the Phase II report of the Illinois Occupational Curriculum Project, this document summarizes efforts made to: (1) gain a familiarity with the terminology and theory of systems modeling, (2) study the application of systems modeling in various management settings, and (3) identify factors to be considered in selecting and developing a…

A general model for a management information system for vocational and technical education is presented for statewide planning purposes. This enrollment system was designed by the vocational division of the Florida State Department of Education to implement the recommendations of the state advisory council for vocational education. Included are…