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CORR
2010
Springer
154views Education» more  CORR 2010»
15 years 4 months ago
Improved Approximation Guarantees for Sublinear-Time Fourier Algorithms
ABSTRACT. In this paper modified variants of the sparse Fourier transform algorithms from [14] are presented which improve on the approximation error bounds of the original algorit...
M. A. Iwen
IAJIT
2010
202views more  IAJIT 2010»
15 years 3 months ago
Synthesis of Multibeam Antennas Arrays with a Modified Particle Swarm Optimization Algorithm
: In this paper, we intend to study the synthesis of the multibeam arrays. The synthesis implementation’s method for this type of arrays permits to approach the appropriated radi...
Hichem Chaker, Sidi Mohamed Meriah, Fethi Tarik Be...
ICARIS
2010
Springer
15 years 3 months ago
A Developmental and Immune-Inspired Dynamic Task Allocation Algorithm for Microprocessor Array Systems
Abstract. This paper presents a high level dynamic task allocation algorithm that is inspired by the biological development process and the immune system. For a microprocessor (µP...
Yang Liu, Jon Timmis, Omer Qadir, Gianluca Tempest...
TCS
2010
15 years 3 months ago
Iterative compression and exact algorithms
Iterative Compression has recently led to a number of breakthroughs in parameterized complexity. Here, we show that the technique can also be useful in the design of exact exponen...
Fedor V. Fomin, Serge Gaspers, Dieter Kratsch, Mat...
ICIP
2010
IEEE
15 years 2 months ago
An aliasing detection algorithm based on suspicious colocalizations of Fourier coefficients
We propose a new algorithm to detect the presence and the localization of aliasing in a single digital image.Considering the image in Fourier domain, the fact that two frequencies...
Baptiste Coulange, Lionel Moisan