66 research outputs found

    Towards a new vision of Information System Engineering.

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    Information Technologies bear the potential of new uses. These uses provoke a new organization which induces a new vision of software engineering. Under the influence of globalization, and the impact of Information and Communication Technologies (ICT) that modify radically our relationship with space and time, the hierarchical company locked up on its local borders becomes an Extended Company, without borders, opened and adaptable. In this context, this paper proposes a shift in the way the design of information systems is viewed, so that the digital information system and potential user are in harmony right from the design stage of the system. The goal is to help to design systems that are useful. It will therefore be a matter of distributed intelligence of the situation in terms of interactions and cooperative partners rather than in terms of a more passive user. This means putting at the disposal of the user, seen as a "partner", a system that will help him or her think more efficiently about a situation. The approach adopted is a global philosophy based on business process management within the framework of all the methodological principles. The research described here is therefore a contribution to the software engineering.User; Software Engineering; Information System; Business Process Management; Extended Company; Digital Information System;

    Population Behaviors in Crisis Situations - A Study of Behavioral Factors in the PPI Ineos Emergency Response Exercise

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    Warnings can help to prevent damage and harm if they are issued timely and provide information that helps respondents and population to adequately prepare for the disaster to come. Today, many indicators and sensor systems are designed to produce alert and reduce disaster risks. These systems have proved to be effective but, as all systems including human beings, part of the system remains unpredictable. Each person behaves differently when a problem arises. We study in this paper the reactions of the population of Verdun, in France, during a public safety exercise. This exercise simulated a chemical risk alert, including the population participation. We propose here an analysis of people\u27s reactions during this exercise, based on interviews and surveys, and according to different behavioral factors

    Supporting a Multiple Channel Architecture Design: The UML Contribution in a Virtual Banking Environment

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    Many retail banks – those institutions serving individuals and small corporate customers – are entering in the virtual banking arena. Financial services and products are available to customers almost everywhere through a multitude of alternative channels: phone, the Internet, automated teller machines, and so on. From a technological point of view the problem is to design, build and maintain a coherent information system (IS) infrastructure. Unfortunately, the “perfect” IS architecture remains an ever-moving target. Nevertheless recent developments in information system modelling (i.e. the Unified Modelling Language concepts) could give a valuable answer to crucial problems like the need to achieve and preserve long-run firm\u27s adaptability to the technological developments and new business challenges. At the same time the model helps in building a coherent picture of the virtual bank and its delivery channels

    Une contribution méthodologique pour l'aide à l' identification et l'évaluation des connaissances nécessitant une opération de capitalisation

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    Cette thèse traite de la problématique d'identification et d'évaluation des connaissances nécessitant une opération de capitalisation. Nous cherchons à identifier, d'une part les connaissances explicites ou tacites explicitables (à préserver dans la mémoire d'entreprise), et d'autre part les connaissances tacites non explicitables. La méthode proposée est composée de deux phases : une phase d'apprentissage et une phase de classification des nouvelles connaissances. La première phase consiste à déterminer des " connaissances de référence " en utilisant le cadre directeur GAMETHâ, à les évaluer sur une famille cohérente de critères et à inférer des règles de décision à l'aide de la méthode DRSA. La seconde phase consiste à exploiter l'ensemble des règles de décision pour classifier des nouvelles connaissances que nous appelons " connaissances potentiellement cruciales ". La méthode a été appliquée et validée chez PSA. Elle a été implémentée dans un système interactif d'aide à la décision.This thesis deals with the issue of identification and evaluation of crucial knowledge, i.e., knowledge that requires capitalizing. We aim at identifying, on the one hand, the explicit and tacit knowledge (to be preserved in the corporate memory), and on the other hand the tacit knowledge that is hard to formalize. The proposed method consists of two phases. During the first phase, decision rules are inferred, through the DRSA (Dominance based Rough set approach) method, from decision assignments provided by the decision maker(s). It includes the identification, using GAMETHâ framework, of a set of reference knowledge and its evaluation with respect to a convenient set of criteria. In the second phase, a multicriteria classification of potential crucial knowledge is performed on the basis of the decision rules that have been collectively identified by the decision maker(s). The method has been successfully applied and validated in a car company (PSA). In addition, it was implemented in a decision support system.PARIS-DAUPHINE-BU (751162101) / SudocSudocFranceF

    Gestion des connaissances et veille (vers un guide méthodologique pour améliorer la collecte d'informations)

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    My research concerns both theoretical and application work on agents and multi-agent systems. The theoretical work is mainly based on the use of decision theory and logic. What is presented in my HDR could be summarized as follows: A point of view about agent architectures based on a modular structure, where each module is responsible for one of the possible capabilities an agent may have (e.g. problem solving, cooperation, communication, etc.). The agent's behavior is the result of the different modules interaction. This point of view also suggests the integration of another specific module in the agents' architectures, which is dedicated to the agent's personality and shows how this can have an influence on the other modules. The completion of the above point of view with the observation that decision-making is a common characteristic of several deliberation processes involved in the operation of the modules and the idea to propose a unified argumentation based model for their representation. The presentation of this argumentation model which is based on the extension of the Logic Programming without Negation as Failure (LPwNF) framework, the integration of the concepts of roles and context to it as well as its use to model personalities. A dynamic planning model based on graph representation, taking into account changes that are generated not only by the environment but also by the agent himself and its exploitation to build a multi-criteria distributed planning framework. A multi-criteria negotiation, as well as an argumentation-based negotiation approach. The first approach is mainly used in a distributed planning context, but is also able to find a compromise between agents having work and private goals in a more general setting. A logical framework for modeling of complex dialogues, adopting the modular agent's architecture and associating each type of the possible dialogues (i.e. negotiation, persuasion, deliberation, etc.) to a specific module, ensuring the automated generation of dialogues and allowing the representation of embedded dialogues. Applications of the theoretical results in: e-commerce, marketing, information services, diagnostic and some experimental work on agent software engineering.PARIS-DAUPHINE-BU (751162101) / SudocGRENOBLE2-ESA (384212209) / SudocSudocFranceF
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