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

Publications

Ontological Patterns, Anti-Patterns and Pattern Languages for Next-Generation Conceptual Modeling

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This paper addresses the complexity of conceptual modeling in a scenario in which semantic interoperability requirements are increasingly present....

A Computer-Guided Approach to Website Schema.org Design

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Schema.org offers to web developers the opportunity to enrich a website’s content with microdata and schema.org. For large websites,...

On Designing Archiving Policies for Evolving RDF Datasets on the Web

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When dealing with dynamically evolving datasets, users are often interested in the state of affairs on previous versions of...

Efficient Reverse kNN Query Algorithm on Road Network Distances Using Partitioned Subgraphs

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Reverse k-nearest neighbor (RkNN) queries in road network distances require long processing time in most conventional algorithms because these...

Ontology-Based Spelling Suggestion for RDF Keyword Search

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We study the spelling suggestion problem for keyword search over RDF data, which provides users with alternative queries that...

Using the Model-Driven Architecture Approach for Geospatial Databases Design of Ecological Niches and Potential...

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An ecological niche is defined by an array of biotic and abiotic requirements that allow organisms to survive and...

Schema-Independence in XML Keyword Search

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XML keyword search has attracted a lot of interests with typical search based on lowest common ancestor (LCA). However,...

OMT-G Designer: A Web Tool for Modeling Geographic Databases in OMT-G

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Data modeling tools are useful in software development and in database design. Some advanced modeling tools available in the...

Mapping Heterogeneous XML Document Collections to Relational Databases

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XML web data is heterogeneous in terms of content and tagging of information. Integrating, querying, and presenting heterogeneous collections...

A Model of Aggregate Operations for Data Analytics over Spatiotemporal Objects

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In this paper, we identify a conceptual framework to explore notions of spatiotemporal aggregate operations over moving objects, and...