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

Publications

Semantics of Stereotypes for Type Specification in UML: Theory and Practice

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In the context of object-oriented formalism, stereotypes are presented as a new means for user-defined extensions of the Unified...

Towards Ontologically Based Semantics for UML Constructs

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Conceptual models are formal descriptions of application domains that are used in early stages of system development to support...

Developing Sequence Diagrams in UML

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The UML (Unified Modeling Language) has been widely accepted as a standard language for object-oriented analysis and design. Among...

Translation of a High-Level Temporal Model into Lower Level Models: Impact of Modelling at...

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The paper attempts theoretically to clarify the interrelation between various levels of descriptions used in the modelling and the...

Relationship Type Refinement in Conceptual Models with Multiple Classification

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The definition of a relationship type includes its participant entity types and the cardinality constraints. Relationship type refinement is...

A Metamodel for Part ñ Whole Relationships for Reasoning on Missing Parts and Reconstruction

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The ontological analysis of parts and wholes gathers recently increasing interest, and develops into a specific research area called...

Developing XML Documents with Guaranteed “Good” Properties

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Many XML documents are being produced, but there are no agreed-upon standards formally defining what it means for complying...

Dimension Hierarchies Design from UML Generalizations and Aggregations

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Data for decision-making applications are based on dimensions, such as time, customer, and product. These dimensions are naturally related...

Minimize Mark-Up! Natural Writing Should Guide the Design of Textual Modeling Frontends

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Designing and implementing modeling frontends for domains in which text is predominant (it may be informal, semi-formal or formal)...

Coping with Inconsistent Constraint Specifications

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Due to the complexity ofmo dern database applications, semantic information is no longer a unified whole, but arises from...