Radio Frequency Fingerprinting Identification of Few-Shot Wireless Signals Based on Deep Metric Learning

<div>Visual comparison between FSig-Net extracted features and preprocessed signal features. (a) Visualization results of preprocessed signal features and (b) visualization results of the signals extracted by the FSig-Net.</div>

Wireless Communications and Mobile Computing

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Figure 9

Figure 9: Radio Frequency Fingerprinting Identification of Few-Shot Wireless Signals Based on Deep Metric Learning 