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GLOBECOM
2007
IEEE
16 years 1 months ago
Improved Measurement-Based Frequency Allocation Algorithms for Wireless Networks
Abstract— This paper presents three algorithms that outperform all other published work for allocating a limited number of orthogonal frequency channels to access points (APs) in...
Jeremy K. Chen, Gustavo de Veciana, Theodore S. Ra...
ICC
2007
IEEE
164views Communications» more  ICC 2007»
16 years 1 months ago
Characterization of an Indoor MIMO channel in Frequency Domain using the 3D-SAGE Algorithm
— In this paper, the frequency domain (FD) SAGE (Space-Alternating Generalized Expectation-maximization) algorithm has been extended to the MIMO case in order to determine the an...
Michail Matthaiou, Nima Razavi-Ghods
GECCO
2007
Springer
157views Optimization» more  GECCO 2007»
16 years 1 months ago
A doubly distributed genetic algorithm for network coding
We present a genetic algorithm which is distributed in two novel ways: along genotype and temporal axes. Our algorithm first distributes, for every member of the population, a su...
Minkyu Kim, Varun Aggarwal, Una-May O'Reilly, Muri...
AINA
2006
IEEE
16 years 1 months ago
Partitioned optimization algorithms for multiple sequence alignment
Multiple sequence alignment is an important and difficult problem in molecular biology and bioinformatics. In this paper, we propose a partitioning approach that significantly impr...
Yixin Chen, Yi Pan, Juan Chen, Wei Liu, Ling Chen
ISCAS
2006
IEEE
96views Hardware» more  ISCAS 2006»
16 years 1 months ago
On the initialization of the DNMF algorithm
— A subspace supervised learning algorithm named Discriminant Non-negative Matrix Factorization (DNMF) has been recently proposed for classifying human facial expressions. It dec...
Ioan Buciu, Nikos Nikolaidis, Ioannis Pitas