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

ER - Intl Conf on Conceptual Modeling

A Probabilistic QoS Model and Computation Framework for Web Services-Based Workflows

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Web services promise to become a key enabling technology for B2B e-commerce. Several languages have been proposed to compose...

Lossless Conditional Schema Evolution

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Conditional schema changes change the schema of the tuples that satisfy the change condition. When the schema of a...

Ontology-Guided Change Detection to the Semantic Web Data

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The Semantic Web is envisioned as the next generation web in which data instances are enriched with metadata defined...

Schema Evolution in Data Warehousing Environments – A Schema Transformation-Based Approach

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In heterogeneous data warehousing environments, autonomous data sources are integrated into a materialised integrated database. The schemas of the...

Metaprogramming for Relational Databases

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For systems that share enough structural and functional commonalities, reuse in schema development and data manipulation can be achieved...

Incremental Navigation: Providing Simple and Generic Access to Heterogeneous Structures

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We present an approach to support incremental navigation of structured information, where the structure is introduced by the data...

Agent Patterns for Ambient Intelligence

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The realization of complex distributed applications, required in areas such as e-Business, e-Government, and ambient intelligence, calls for new...

Modeling the Semantics of 3D Protein Structures

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The post Human Genome Project era calls for reliable, integrated, flexible, and convenient data management techniques to facilitate research...

Risk-Driven Conceptual Modeling of Outsourcing Decisions

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In the current networked world, outsourcing of information technology or even of entire business processes is often a prominent...

Efficient Recursive XML Query Processing in Relational Database Systems

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There is growing evidence that schema-conscious approaches are a better option than schema-oblivious techniques as far as XML query...