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VLDB
2007
ACM
169views Database» more  VLDB 2007»
16 years 6 months ago
Staying FIT: Efficient Load Shedding Techniques for Distributed Stream Processing
In distributed stream processing environments, large numbers of continuous queries are distributed onto multiple servers. When one or more of these servers become overloaded due t...
Nesime Tatbul, Stanley B. Zdonik, Ugur Çeti...
VLDB
2007
ACM
147views Database» more  VLDB 2007»
16 years 6 months ago
A General Framework for Modeling and Processing Optimization Queries
An optimization query asks for one or more data objects that maximize or minimize some function over the data set. We propose a general class of queries, model-based optimization ...
Michael Gibas, Ning Zheng, Hakan Ferhatosmanoglu
TLCA
2009
Springer
16 years 1 months ago
Session-Based Communication Optimisation for Higher-Order Mobile Processes
In this paper we solve an open problem posed in our previous work on asynchronous subtyping [12], extending the method to higher-order session communication and functions. Our syst...
Dimitris Mostrous, Nobuko Yoshida
PIMRC
2008
IEEE
16 years 1 months ago
Downlink overhead reduction for Multi-Cell Cooperative Processing enabled wireless networks
—Multi-cell Cooperative Processing (MCP) has been recognised as an efficient technique for increasing spectral efficiency of future cellular systems. However the provided bene...
Agisilaos Papadogiannis, Hans Jørgen Bang, ...
ICC
2007
IEEE
137views Communications» more  ICC 2007»
16 years 28 days ago
Optimality and Complexity of Opportunistic Spectrum Access: A Truncated Markov Decision Process Formulation
— We consider opportunistic spectrum access (OSA) which allows secondary users to identify and exploit instantaneous spectrum opportunities resulting from the bursty traffic of ...
Dejan V. Djonin, Qing Zhao, Vikram Krishnamurthy