The preservation of digital artifacts represents an unanswered challenge for the modern information society: XML and its query languages provide an effective environment to addre...
We address the challenge of semantic gap reduction for image retrieval through an improved SVM-based active relevance feedback framework, together with a hybrid visual and concept...
New challenges to the database field brought about by the rapidly growing area of wireless personal communication are presented. Preliminary solutions to two of the major problems...
The goal of this paper is to give an overview of the basics of the theory of RDF databases. We provide a formal definition of RDF that includes the features that distinguish this m...
The Semantic Web initiative defines important challenges for knowledge representation and database systems. Recently, several standards for representation languages have been pro...