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HT
2006
ACM
14 years 1 months ago
The evolution of metadata from standards to semantics in E-learning applications
Metadata attempts to describe the content, format, purpose and structure of data. Over the past few years, the IEEE-LOM standard has dominated the metadata world in e-learning app...
Hend S. Al-Khalifa, Hugh C. Davis
COMGEO
2010
ACM
13 years 11 months ago
Access control systems for spatial data infrastructures and their administration
Today sophisticated concepts, languages and frameworks exist, that allow implementing powerful fine grained access control systems for protecting Web Services and spatial data in ...
Jan Herrmann
POLICY
2007
Springer
14 years 2 months ago
Policy-Driven Negotiation for Authorization in the Grid
In many Grid services deployments, the clients and servers reside in different administrative domains. Hence, there is a requirement both to discover each other’s authorization ...
Ionut Constandache, Daniel Olmedilla, Frank Sieben...
FLAIRS
2009
13 years 5 months ago
Supporting Uncertainty and Inconsistency in Semantic Web Applications
Ensuring the consistency and completeness of Semantic Web ontologies is practically impossible, because of their scale and highly dynamic nature. Many web applications, therefore,...
Neli P. Zlatareva
OWLED
2007
13 years 9 months ago
Reasoning with OWL-DL in Inductive Logic Programming
The use of background knowledge and the adoption of Horn clausal logic as a knowledge representation and reasoning framework are the distinguishing features of Inductive Logic Prog...
Francesca A. Lisi