基于指数熵的认知无线电频谱感知算法
李一兵, 常国彬, 叶方
Exponential entropy-based spectrum sensing algorithm in cognitive radio
LI Yi-bing, CHANG Guo-bin, YE Fang
图3 噪声功率对指数熵估计值的影响
Fig.3 Effect of noise power on the exponential entropy’s estimated value