planning - designing - developing IT
Special Interest Group on Systems Analysis and Design

Publications

Design of an Integrated Information Retrieval/Database Management System

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To increase the semantics available in a database system it is useful to integrate it with the well-understood models,...

A Framework for Product Data

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Improved support for engineering using information technology involves the integraticln of existing, evolving and future product data, and software...

The Composite Data Model: A Unified Approach for Combining and Querying Multiple Data Models

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In this paper, we combine the characteristics of three fundamental data models in order to represent their semantics in...

SEAM: A state-entity-activity-model for a well-defined workflow development methodology

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Current conceptual workflow models use either informally defined conceptual models or several formally defined conceptual models that capture different...

A methodology for learning across application domains for database design systems

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Although database design tools have been developed that attempt to automate (or semiautomate) the design process, these tools do...

Evaluating the Generation of Domain Ontologies in the Knowledge Puzzle Project

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One of the goals of the Knowledge Puzzle Project is to automatically generate a domain ontology from plain text...

Toward a Fuzzy Domain Ontology Extraction Method for Adaptive e-Learning

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With the widespread applications of electronic learning (e-Learning) technologies to education at all levels, increasing number of online educational...

Conceptual transaction modeling

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Transaction modeling, which involves capturing the dynamic properties of an organization, is seen as a necessary component in data...

Rewriting Rules to Permeate Complex Similarity and Fuzzy Queries within a Relational Database System

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In recent years, the availability of complex data repositories (e.g., multimedia, genomic, semistructured databases) has paved the way to...

A General Theory for Evolving Application Models

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In this article we provide a general theory for evolving information systems. This theory makes a distinction between the...