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DBPL
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. Provenance is information recording the source, derivation, or history of some information. Provenance tracking has been studied in a variety of settings; however, althou...
GIS
1997
ACM
13 years 11 months ago
1997
ACM
Spatial indexes, such as the PMR quadtree, are important in spatial databases for efficient execution of queries involving spatial constraints, especially when the queries involve...
DBSEC
1996
13 years 9 months ago
1996
High assurance security is di cult to achieve in distributed computer systems and databases because of their complexity, non-determinism and inherent heterogeneity. The practical ...
ICSNW
2004
Springer
14 years 1 months ago
2004
Springer
With new standards like RDF or OWL paving the way for the much anticipated Semantic Web, a new breed of very large scale semantic systems is about to appear. Traditional semantic r...
DASFAA
2004
IEEE
13 years 11 months ago
2004
IEEE
Information and communication infrastructures underwent a rapid and extreme decentralization process over the past decade: From a world of statically and partially connected centra...