10 research outputs found

    Bridging the gap between instructional design and double loop learning

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    Spoelstra, H., Matera, M., Rusman, E., Van Bruggen, J., & Koper, R. (2006). Bridging the gap between instructional design and double loop learning. Proceedings of IV International Conference on Multimedia and Information and Communication Technologies in Education (m-ICTE2006). November, 22-25, 2006, Seville, Spain.There seems to be a gap between instructional design, as implemented in workflow-like e-learning sys-tems, and double loop learning, because the former predefines educational processes and the latter as-sumes these processes can be reflected upon and can be modified by the learners. Instructional designs implemented in workflow-like e-learning systems that use modelling standards enable portability of the designs. While maintaining this advantage of portability, the COOPER environment aims to make room for learning reflection and influence as well. We will present a pedagogical scenario called “Virtual Com-pany”, which uses double loop learning extensively, to demonstrate the feasibility of our proposed solu-tion. We provide learners with “atomic actions”, that can be used to create and revise processes “on the fly”, thus enabling double-loop learning.This article is sponsored by the COOPER Project that is funded by the European Commission's 6th Framework Programme, priority 2 IST. Contract no.: 027073 (www.cooper-project.org

    Generating web applications from process models

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    Generation of webml web application models from business process specifications

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    This short paper aims at demonstrating the integration of workflow specifications with conceptual models for Web application design. In particular, we propose a visual editor of business process diagrams (according to the BPMN notation), which seamlessly integrates into the commercial CASE tool called WebRatio, which allows the designer to model data-intensive and service-intensive Web applications based on WebML (Web Modeling Language) models. A set of model transformations from BPMN workflow diagrams to WebML hypertext diagrams allows fast generation of site skeletons implementing the specified business process. Such skeletons can be modified by the designer that is relieved from the time-consuming and error-prone task of specifying all the details of the workflow constraints

    Web Engineering for Workflow-based Applications: Models, Systems and Methodologies

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    This dissertation presents novel solutions for the construction of Workflow-based Web applications: The Web Engineering DSL Framework, a stakeholder-oriented Web Engineering methodology based on Domain-Specific Languages; the Workflow DSL for the efficient engineering of Web-based Workflows with strong stakeholder involvement; the Dialog DSL for the usability-oriented development of advanced Web-based dialogs; the Web Engineering Reuse Sphere enabling holistic, stakeholder-oriented reuse

    Theory and practice of the ternary relations model of information management

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    This thesis proposes a new, highly generalised and fundamental, information-modelling framework called the TRM (Ternary Relations Model). The TRM was designed to be a model for converging a number of differing paradigms of information management, some of which are quite isolated. These include areas such as: hypertext navigation; relational databases; semi-structured databases; the Semantic Web; ZigZag and workflow modelling. While many related works model linking by the connection of two ends, the TRM adds a third element to this, thereby enriching the links with associative meanings. The TRM is a formal description of a technique that establishes bi-directional and dynamic node-link structures in which each link is an ordered triple of three other nodes. The key features that makes the TRM distinct from other triple-based models (such as RDF) is the integration of bi-directionality, functional links and simplicity in the definition and elements hierarchy. There are two useful applications of the TRM. Firstly it may be used as a tool for the analysis of information models, to elucidate connections and parallels. Secondly, it may be used as a “construction kit” to build new paradigms and/or applications in information management. The TRM may be used to provide a substrate for building diverse systems, such as adaptive hypertext, schemaless database, query languages, hyperlink models and workflow management systems. It is, however, highly generalised and is by no means limited to these purposes

    Theory and practice of the ternary relations model of information management

    Get PDF
    This thesis proposes a new, highly generalised and fundamental, information-modelling framework called the TRM (Ternary Relations Model). The TRM was designed to be a model for converging a number of differing paradigms of information management, some of which are quite isolated. These include areas such as: hypertext navigation; relational databases; semi-structured databases; the Semantic Web; ZigZag and workflow modelling. While many related works model linking by the connection of two ends, the TRM adds a third element to this, thereby enriching the links with associative meanings. The TRM is a formal description of a technique that establishes bi-directional and dynamic node-link structures in which each link is an ordered triple of three other nodes. The key features that makes the TRM distinct from other triple-based models (such as RDF) is the integration of bi-directionality, functional links and simplicity in the definition and elements hierarchy. There are two useful applications of the TRM. Firstly it may be used as a tool for the analysis of information models, to elucidate connections and parallels. Secondly, it may be used as a “construction kit” to build new paradigms and/or applications in information management. The TRM may be used to provide a substrate for building diverse systems, such as adaptive hypertext, schemaless database, query languages, hyperlink models and workflow management systems. It is, however, highly generalised and is by no means limited to these purposes

    Web engineering for workflow-based applications: models, systems and methodologies

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    Workflow-based Web applications present a central pillar of companies\u27 endeavors towards increased business process efficiency and flexibility. Considering their particular characteristics, this book presents innovative approaches for their efficient, completely model-driven construction with particular emphasis on effective stakeholder involvement, usability-oriented dialog design and cross-methodological reuse

    Benutzerinteraktion in dienstorientierten Architekturen

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    Ziel der Arbeit ist es, im Rahmen bestehender Entwicklungsvorgehen zur dienstorientierten Unterstützung von Geschäftsprozessen die Anforderungen des Menschen als Benutzer der IT von der Analyse bis zur Implementierung integriert berücksichtigen zu können. Hierbei kommen die Prinzipien der modellgetriebenen Softwareentwicklung zum Einsatz, um (1) eine plattformunabhängige Spezifikation dieser Anforderungen und (2) eine automatisierte Erzeugung der entsprechenden Softwareartefakte zu ermöglichen
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