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Imprecise information and uncertainty in information systems
ACM Transactions on Information Systems, 1990Information systems exist to model, store, and retrieve all types of data. Problems arise when some of the data are missing or imprecisely known or when an attribute is not applicable to a particular object. A consistent and useful treatment of such exceptions is necessary. The approach taken here is to allow any attribute value to be a regular precise
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Corporate information systems and information technologies
IEEE Transactions on Systems, Man, and Cybernetics, 1992A corporate activities business-cycle model composed of PLAN, DO, and SEE activities is described. This model is constructed on two layers: an organizational layer and an individual layer. Regularity of both data structures and algorithms is defined from program production aspects as follows: if the data structures and algorithms of a program can be ...
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Information independent evaluation of information systems
Information & Management, 1983Abstract Information systems are characterized and their desirable features are identified. Information independence is proposed as a major architectural characteristic underlying many desirable features. Two types of information independence are identified and an approach to quantifying the degree of independence is introduced.
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Brain and other central nervous system tumor statistics, 2021
Ca-A Cancer Journal for Clinicians, 2021Rebecca L. Siegel +2 more
exaly
Information and Information Systems
Journal of Education for Library and Information Science, 1992Terry Crowley +4 more
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New information systems: The use of retail information systems in the Netherlands [PDF]
The Netherlands Journal of Housing and Environmental Research, 1990 Nijkamp, P., Scholten, H.J.
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