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» SNPs Problems, Complexity, and Algorithms
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IC3
2010
15 years 4 months ago
LACAIS: Learning Automata Based Cooperative Artificial Immune System for Function Optimization
Artificial Immune System (AIS) is taken into account from evolutionary algorithms that have been inspired from defensive mechanism of complex natural immune system. For using this ...
Alireza Rezvanian, Mohammad Reza Meybodi
138
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GLOBECOM
2008
IEEE
15 years 4 months ago
Power Allocation for Cognitive Radios Based on Primary User Activity in an OFDM System
Efficient and reliable power allocation algorithm in Cognitive radio (CR) networks is a challenging problem. Traditional water-filling algorithm is inefficient for CR networks due ...
Ziaul Hasan, Ekram Hossain, Charles L. Despins, Vi...
ECCC
2006
70views more  ECCC 2006»
15 years 4 months ago
Finding a Heaviest Triangle is not Harder than Matrix Multiplication
We show that for any > 0, a maximum-weight triangle in an undirected graph with n vertices and real weights assigned to vertices can be found in time O(n + n2+), where is the ...
Artur Czumaj, Andrzej Lingas
IEEEIA
2009
15 years 1 months ago
Agent Based Multipath Routing in Wireless Sensor Networks
recently, mobile agents have been used to solve many problems in wireless sensor networks. Agents are usually transferred from a node to another to aggregate the sensed data and si...
Rabie A. Ramadan
TIP
2010
111views more  TIP 2010»
14 years 10 months ago
Demosaicking by Alternating Projections: Theory and Fast One-Step Implementation
Color image demosaicking is a key process in the digital imaging pipeline. In this paper, we study a classical demosaicking algorithm based on alternating projections (AP), propos...
Yue M. Lu, Mina Karzand, Martin Vetterli