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PIMRC
2008
IEEE
15 years 9 months ago
Double Hopping: A new approach for Dynamic Frequency Hopping in Cognitive Radio networks
—One of the major challenges in designing cellular Cognitive Radio (CR) networks is the avoidance of Secondary User (SU) interference to so called Primary Users (PUs) operating i...
Daniel Willkomm, Mathias Bohge, Daniel Hollos, Jam...
TSP
2008
89views more  TSP 2008»
15 years 3 months ago
A Geometrical Study of Matching Pursuit Parametrization
This paper studies the effect of discretizing the parametrization of a dictionary in the particular context of Matching Pursuit decompositions of signals. Our approach relies on th...
Laurent Jacques, Christophe De Vleeschouwer
HPCC
2007
Springer
15 years 9 months ago
Hybrid Line Search for Multiobjective Optimization
Abstract. The aggregation of objectives in multiple criteria programming is one of the simplest and widely used approach. But it is well known that these techniques sometimes fail ...
Crina Grosan, Ajith Abraham
ICC
2007
IEEE
15 years 9 months ago
A Space-Time Code Design for Partial-Response CPM: Diversity Order and Coding Gain
— Using a linear decomposition of continuous phase modulated (CPM) signals with tilted-phase, sufficient conditions are derived under which M-ary partial-response CPM spacetime ...
Alenka G. Zajic, Gordon L. Stüber
AAAI
2006
15 years 4 months ago
Learning Basis Functions in Hybrid Domains
Markov decision processes (MDPs) with discrete and continuous state and action components can be solved efficiently by hybrid approximate linear programming (HALP). The main idea ...
Branislav Kveton, Milos Hauskrecht