With the proliferation of geographic data and resources over the Internet, there is an increasing demand for integration services that allow a transparent access to massive reposit...
Biological knowledge can be inferred from three major levels of information: molecules, organisms and ecologies. Bioinformatics is an established field that has made significant a...
Background: Availability of information about transcription factors (TFs) is crucial for genome biology, as TFs play a central role in the regulation of gene expression. While man...
: Information Systems usually rely on external and independent data sources. When integrating the data to build the integrated repository it is possible to make use of the temporal...
Several federated database systems have been built in the past using the relational or the object model as federating model. This paper gives an overview of the XMLMedia system, a ...