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» Efficient Distributed Skylining for Web Information Systems
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SWAP
2008
13 years 9 months ago
Combining Statistical Techniques and Lexico-syntactic Patterns for Semantic Relations Extraction from Text
We describe here a methodology to combine two different techniques for Semantic Relation Extraction from texts. On the one hand, generic lexicosyntactic patterns are applied to the...
Emiliano Giovannetti, Simone Marchi, Simonetta Mon...
CCS
2009
ACM
14 years 8 months ago
PBES: a policy based encryption system with application to data sharing in the power grid
In distributed systems users need the ability to share sensitive content with multiple other recipients based on their ability to satisfy arbitrary policies. One such system is el...
Rakeshbabu Bobba, Himanshu Khurana, Musab AlTurki,...
EDBT
2006
ACM
156views Database» more  EDBT 2006»
13 years 11 months ago
FlexInd: A Flexible and Parameterizable Air-Indexing Scheme for Data Broadcast Systems
Abstract. In wireless data broadcast systems, popular information is repetitively disseminated through possibly multiple communication channels to mobile clients using various type...
André Seifert, Jen-Jou Hung
JUCS
2008
177views more  JUCS 2008»
13 years 7 months ago
An Improved Multi-Agent Simulation Methodology for Modelling and Evaluating Wireless Communication Systems Resource Allocation A
: Multi-Agent Systems (MAS) constitute a well known approach in modelling dynamical real world systems. Recently, this technology has been applied to Wireless Communication Systems...
P. M. Papazoglou, Dimitris A. Karras, Rallis C. Pa...
ICDE
2010
IEEE
219views Database» more  ICDE 2010»
14 years 7 months ago
PIP: A Database System for Great and Small Expectations
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
Oliver Kennedy, Christoph Koch