A Cognitive Radio Spectrum Sensing Method for an OFDM Signal Based on Deep Learning and Cycle Spectrum

Table 3

CNN parameter setting.

Parameter	Value
Training set	4000 ()
Test set	400 ()
Number of network layers ()	6
Activation function	Sigmoid
Learning efficiency ()	0.001
Weight fading factor ()	0.1
Test error threshold ()	0.05
Minibatch	20