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» Turbo Multiuser Detection Based on Local Search Algorithms
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ICC
2007
IEEE
14 years 5 months ago
Turbo Multiuser Detection Based on Local Search Algorithms
—The full-complexity soft-input/soft-output (SISO) multiuser detector based on the a posteriori probability (APP) algorithm has a computational complexity growing exponentially w...
Zhiliang Qin, Kui Cai, Xiaoxin Zou
VTC
2010
IEEE
130views Communications» more  VTC 2010»
13 years 9 months ago
Performance of the Space-Time Block Coded DS-CDMA Uplink Employing Soft-Output ACO-Aided Multiuser Space-Time Detection and Iter
Abstract—In this treatise we propose a three-stage twin-transmitantenna assisted MultiUser (MU) Direct Sequence Code-Division Mulitple Access (DS-CDMA) system employing both a Un...
Chong Xu, Mohammed El-Hajjar, Robert G. Maunder, L...
GECCO
2005
Springer
163views Optimization» more  GECCO 2005»
14 years 4 months ago
An artificial immune system algorithm for CDMA multiuser detection over multi-path channels
Based on the Antibody Clonal Selection Theory of immunology, we put forward a novel clonal selection algorithm for multiuser detection in Code-division Multiple-access Systems. By...
Maoguo Gong, Ling Wang, Licheng Jiao, Haifeng Du
GLOBECOM
2010
IEEE
13 years 8 months ago
Layered Tabu Search Algorithm for Large-MIMO Detection and a Lower Bound on ML Performance
In this paper, we are concerned with low-complexity detection in large multiple-input multiple-output (MIMO) systems with tens of transmit/receive antennas. Our new contributions i...
N. Srinidhi, Tanumay Datta, Ananthanarayanan Chock...
SBIA
2004
Springer
14 years 4 months ago
Detecting Promising Areas by Evolutionary Clustering Search
A challenge in hybrid evolutionary algorithms is to define efficient strategies to cover all search space, applying local search only in actually promising search areas. This pape...
Alexandre César Muniz de Oliveira, Luiz Ant...