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Evolving Information Systems: Beyond Temporal Information Systems
1992Nowadays, in order for an organisation to be competitive, it must be able to adapt quickly to its dynamic environment. In this paper, we discuss the need for information systems which are capable to evolve to the same extent as organisations do. Requirements of evolving organisations on their information systems are identified, followed by alternative ...
Eckhard D. Falkenberg +2 more
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From Nursing Information Systems to Patient Information Systems
Methods of Information in Medicine, 1994Abstract:Clinical information systems, developed for specific disciplines, reinforce the fragmentation of patient care and fail to support integrated, patient centered approaches. Fundamental restructuring of systems development is required to prepare the health care system and the practice of nursing for the future.
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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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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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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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Brain and other central nervous system tumor statistics, 2021
Ca-A Cancer Journal for Clinicians, 2021Kimberly D Miller +2 more
exaly
Information Management and Information Systems Planning
1995Information Management and Information Systems Planning play key roles in the informatization of an enterprise. The following introduction to the field presents definitions, reflects aims and scopes, and discusses levels and aspects of Information Management.
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