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

ER - Intl Conf on Conceptual Modeling

Preface for ECDM 2006

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Read the full paper here: https://link.springer.com/chapter/10.1007/11908883_25

Preface for CoMoGIS 2006

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Read the full paper here: https://link.springer.com/chapter/10.1007/11908883_10

Reduce, Reuse, Recycle : Practical Approaches to Schema Integration, Evolution and Versioning

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Three themes are apparent in recent schema integration, evolution and versioning research. First, the need to reduce the number...

Large-Scale Earth Science Services: A Case for Databases

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Earth sciences are about to follow the mapping domain where raster data increasingly get integrated in online services, contribute...

A DAG Comparison Algorithm and Its Application to Temporal Data Warehousing

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We present a new technique for discovering and representing structural changes between two versions of a directed acyclic graph...

Time-Aggregated Graphs for Modeling Spatio-temporal Networks

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Given applications such as location based services and the spatio-temporal queries they may pose on a spatial network (eg....

Handling Changes of Database Schemas and Corresponding Ontologies

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Currently, knowledge from biological research is stored in hundreds of databases, counting only public accessible ones. Finding specific data...

An ISO TC 211 Conformant Approach to Model Spatial Integrity Constraints in the Conceptual...

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The ISO TC 211 standards have defined a set of formal models for the conceptual modeling of spatial data...

Access Control in Geographic Databases

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The problem of access control in databases consists of determining when (and if) users or applications can access stored...

VTPR-Tree: An Efficient Indexing Method for Moving Objects with Frequent Updates

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Moving object databases are required to support queries on a large number of continuous moving objects. Indexes for moving...