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ICASSP
2008
IEEE
14 years 4 months ago
Mixed-signal parallel compressed sensing and reception for cognitive radio
A parallel structure to do spectrum sensing in Cognitive Radio (CR) at sub-Nyquist rate is proposed. The structure is based on Compressed Sensing (CS) that exploits the sparsity o...
Zhuizhuan Yu, Sebastian Hoyos, Brian M. Sadler
VTC
2008
IEEE
164views Communications» more  VTC 2008»
14 years 4 months ago
Resource Allocation for Downlink Spectrum Sharing in Cognitive Radio Networks
— We consider a resource allocation problem for spectrum sharing in cognitive radio networks. Specifically, we investigate the joint subchannel, rate and power allocation for se...
Patrick Mitran, Long Le, Catherine Rosenberg, Andr...
EEMMAS
2007
Springer
14 years 4 months ago
Situating Cognitive Agents in GOLEM
We investigate the application of a logic-based framework representing an agent environment as a composite structure that evolves over time. Such a complex structure contains the i...
Stefano Bromuri, Kostas Stathis
IEAAIE
2004
Springer
14 years 3 months ago
The Cognitive Controller: A Hybrid, Deliberative/Reactive Control Architecture for Autonomous Robots
Abstract. The Cognitive Controller (CoCo) is a new, three-tiered control architecture for autonomous agents that combines reactive and deliberative components. A behaviour-based re...
Faisal Qureshi, Demetri Terzopoulos, Ross Gillett
WSC
2007
14 years 17 days ago
Qualitative simulation of construction performance using fuzzy cognitive maps
The construction process is subject to an array of influences, both from internal and external environments, which makes the process performance uncertain and difficult to predict...
Manjula Dissanayake, Simaan M. AbouRizk