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Cognitive radio (CR) can bring about remarkable improvement in spectrum utilization. Different cognition cycles have been proposed in recent years. However, most of the existing works only emphasize functional or operational aspects of cognition cycle, regardless of other indispensable aspects and the connection between them. To deal with the emerging situation of “data rich, information vague, knowledge...
Cognitive radio (CR) is viewed as a promising technology that can bring about remarkable improvement in spectrum utilization. Different cognition cycles have been proposed to direct basic research areas in CR. However, most of the existing studies only emphasize on its functional or operational aspects regardless of the intelligent core, the essential aspect, and the external aspect of cognition cycle...
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