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ADHOC
2004
127views more  ADHOC 2004»
13 years 7 months ago
A distributed and adaptive signal processing approach to exploiting correlation in sensor networks
We propose a novel approach to reducing energy consumption in sensor networks using a distributed adaptive signal processing framework and efficient algorithm 1 . While the topic o...
Jim Chou, Dragan Petrovic, Kannan Ramchandran
CCE
2004
13 years 7 months ago
Module-oriented automatic differentiation in chemical process systems optimization
It is common that external procedures are incorporated into an equation-oriented model when modeling complex chemical process systems. The so-obtained models are called composite ...
Xiang Li, Zhijiang Shao, Jixin Qian
FGCS
2000
81views more  FGCS 2000»
13 years 7 months ago
Managing the operator ordering problem in parallel databases
This paper focuses on parallel query optimization. We consider the operator problem and introduce a new class of execution strategies called Linear-Oriented Bushy Trees (LBTs). Co...
Harald Kosch
IJMI
2002
142views more  IJMI 2002»
13 years 7 months ago
Quality assured trusted third parties for deploying secure internet-based healthcare applications
In this paper we present a complete reference framework for the provision of quality assured Trusted Third Party (TTP) services within a medical environment. The main objective is...
Dimitrios Lekkas, Stefanos Gritzalis, Sokratis K. ...
TSP
2008
134views more  TSP 2008»
13 years 7 months ago
A Mapping-Based Design for Nonsubsampled Hourglass Filter Banks in Arbitrary Dimensions
Multidimensional hourglass filter banks decompose the frequency spectrum of input signals into hourglass-shaped directional subbands, each aligned with one of the frequency axes. T...
Yue M. Lu, Minh N. Do