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GLOBECOM
2007
IEEE
16 years 26 days 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 26 days 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 21 days 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 18 days 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 16 days 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