نتایج جستجو برای: engineering information system
تعداد نتایج: 3208948 فیلتر نتایج به سال:
In this paper we propose an approach which allows to define the Requirement Engineering step of a Cooperatif Information System. We used a notion of software engineering: the viewpoints. CIS is a complex system, it involves the cooperation of many stakeholders in a common purpose and each with their own viewpoint. This is why we used the notion of viewpoints, in order to decompose and partition...
Many people are concerned about how information systems deal with human values such as privacy and trust. In this paper, we discuss the role of human values in the design of information systems. We elaborate on the nature of human values and discuss various approaches on how to address human values, including value-sensitive design, worth-centered design and understanding as an additional step ...
The National Science Foundation has supported research in the information sciences for 25 years, initially through its Office of Scientific Information, later through the Office of Science Information Service and the Division of Science Information, and most recently through the Division of Information Science and Technology. The Foundation has also supported research in computer science and en...
The goal of the paper is to manifest a special arrow diagram logic developed in mathematical category theory as capable to provide a general speci c ation framework for information system engineering We show that unexpectedly abstract ideas developed in categorical logic are of extremely high relevance for ap proaching some di cult speci cation problems in the eld Correspondingly the arrow thin...
The extraction of functional dependencies is a fundamental activity in the database design recovery process which is part of on an overall information systems reverse engineering effort. Existing algorithms for this task are computationally expensive and appear to be infeasible if applied to large legacy database instances, e.g., their performance deteriorated when number of attributes or/and i...
The distributed information system design decision has always been taken in the implementation step. The contribution of designer for this decision can decrease the evolutionary and the corrective maintenance. This designer’s contribution can be realised through the specification of integrity constraints at distribution step. In this paper, we illustrate the contribution of such an approach for...
the first training courses on entrepreneurship started in the united states of america in the 1960s. today entrepreneurship education has been included in the curricula of numerous colleges throughout the world. considering the significant role that entrepreneurship plays in the economic development and poverty alleviation, the iranian higher education system helped establish the faculty of ent...
Business-IT alignment nowadays has become crucial, with the expansion of service-based information systems and the need to collaborate with external partners. This research work therefore presents a hybrid service composition mechanism coupling logic-based and syntactic matchmaking of services and messages to transform a business process into an executable workflow. To meet the business require...
To reduce a crisis, heterogeneous actors must coordinate their actions and exchange information. The ISyCri project aims at facilitating this collaboration by providing a Mediation Information System (MIS), which change the set of partners into a system of systems. The design of this MIS is based on the characterization of the crisis and services of actors. The first step of MIS design consists...
A distinguishing aspect of concurrent engineering is the intensive informa ion interchange between areas that are involved with the product life cycles. Shared information structures to integ ate different software applications have become necessary to support effectively the interchange o informa ion. While much work done in product model and manufactu ing model, there is a need to make them a...
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