Automatic Modulation Classification Based on Deep Learning for Software-Defined Radio

Figure 11

The confusion matrix of the six methods when the SNR is 18 dB. (a) Normalized confusion matrix of CNN (SNR = 18 dB). (b) Normalized confusion matrix of Inception (SNR = 18 dB). (c) Normalized confusion matrix of LSTM (SNR = 18 dB). (d) Normalized confusion matrix of ResNet (SNR = 18 dB). (e) Normalized confusion matrix of MentorNet (SNR = 18 dB). (f) Normalized confusion matrix of the proposed method (SNR = 18 dB).

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