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128
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PE
2011
Springer
167views Optimization» more  PE 2011»
14 years 7 months ago
Passage-time computation and aggregation strategies for large semi-Markov processes
High-level semi-Markov modelling paradigms such as semi-Markov stochastic Petri nets and process algebras are used to capture realistic performance models of computer and communic...
Marcel C. Guenther, Nicholas J. Dingle, Jeremy T. ...
87
Voted
ICDS
2007
IEEE
15 years 6 months ago
New Approach for Cellular Network Improvement
— In an attempt to optimize network performance of delivered 2G and 3G services and reduce operating costs, today's mobile operators are searching for aggregation and concen...
Stanislav Milanovic
WETICE
2006
IEEE
15 years 6 months ago
Authorisation Using Attributes from Multiple Authorities
This paper presents the results of a survey of requirements for attribute aggregation in authorisation systems, gathered from an international community of security professionals....
David W. Chadwick
190
Voted
ICDE
2005
IEEE
116views Database» more  ICDE 2005»
16 years 1 months ago
RDF Aggregate Queries and Views
Resource Description Framework (RDF) is a rapidly expanding web standard. RDF databases attempt to track the massive amounts of web data and services available. In this paper, we ...
Edward Hung, Yu Deng, V. S. Subrahmanian
ICDE
2003
IEEE
96views Database» more  ICDE 2003»
16 years 1 months ago
Pushing Aggregate Constraints by Divide-and-Approximate
Iceberg-cube mining is to compute the GROUP BY partitions, for all GROUP BY dimension lists, that satisfy a given aggregate constraint. Previous works have pushed anti-monotone co...
Ke Wang, Yuelong Jiang, Jeffrey Xu Yu, Guozhu Dong...