Sciweavers

4615 search results - page 86 / 923
» Complex networks as control paradigm for complex systems
Sort
View
IWCMC
2006
ACM
15 years 12 months ago
Low complexity virtual antenna arrays using cooperative relay selection
We study the diversity-multiplexing tradeoff in cooperative diversity systems involving multiple relays. We focus on low complexity architectures that do not require simultaneous...
Aggelos Bletsas, Ashish Khisti, Moe Z. Win
IWIA
2006
IEEE
15 years 12 months ago
Modeling and Execution of Complex Attack Scenarios using Interval Timed Colored Petri Nets
The commonly used flaw hypothesis model (FHM) for performing penetration tests provides only limited, highlevel guidance for the derivation of actual penetration attempts. In thi...
Ole Martin Dahl, Stephen D. Wolthusen
WCNC
2008
IEEE
16 years 8 days ago
Novel Ultra Wideband Low Complexity Ranging Using Different Channel Statistics
—UWB technology can reach centimetre level ranging and positioning accuracy in LOS propagation when time of arrival techniques are used. However, in a real positioning system, th...
Giovanni Bellusci, Gerard J. M. Janssen, Junlin Ya...
ICDAR
2009
IEEE
16 years 19 days ago
Text Detection and Localization in Complex Scene Images using Constrained AdaBoost Algorithm
We have proposed a complete system for text detection and localization in gray scale scene images. A boosting framework integrating feature and weak classifier selection based on...
Shehzad Muhammad Hanif, Lionel Prevost
IAJIT
2010
141views more  IAJIT 2010»
15 years 4 months ago
Complex Gain Predistortion in WCDMA Power Amplifiers with Memory Effects
: Power amplifiers are essential components in communication systems and are inherently nonlinear. The nonlinearity creates spectral growth beyond the signal bandwidth, which inter...
Pooria Varahram, Somayeh Mohammady, Mohd Hamidon, ...