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

IEEE Transactions on Knowledge and Data Engineering

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...

Constructing a New-Style Conceptual Model of Brain Data for Systematic Brain Informatics

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The development of brain science has led to a vast increase of brain data. To meet requirements of a...

Capturing Telic/Atelic Temporal Data Semantics: Generalizing Conventional Conceptual Models

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Time provides context for all our experiences, cognition, and coordinated collective action. Prior research in linguistics, artificial intelligence, and...

Comparing Relationships in Conceptual Modeling: Mapping to Semantic Classifications

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Much of the research that deals with understanding the real world and representing it in a conceptual model uses...

Propositional Logic Constraint Patterns and Their Use in UML-Based Conceptual Modeling and Analysis

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An important conceptual modeling activity in the development of database, object-oriented and agent-oriented systems is the capture and expression...

The Context and the SitBAC Models for Privacy Preservation—An Experimental Comparison of Model Comprehension...

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Situation-Based Access Control (SitBAC) is a conceptual model for representing access control policies of healthcare organizations by characterizing situations...

Augmenting a Conceptual Model with Geospatiotemporal Annotations

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While many real-world applications need to organize data based on space (e.g., geology, geomarketing, environmental modeling) and/or time (e.g.,...

Extending BCDM to Cope with Proposals and Evaluations of Updates

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The cooperative construction of data/knowledge bases has recently had a significant impulse (see, e.g., Wikipedia ). In cases in...