Spectrum Sensing in the Extremely Low SNR Regime by Exploiting Dictionary Learning.

Yulong Gao Yanping Chen Xiaokang Zhou Shaochuan Wu

Published in: PIMRC (2019)

Keyphrases

dictionary learning
low snr
spectrum sensing
cognitive radio networks
sparse representation
cognitive radio
sparse coding
noise model
low signal to noise ratio
image classification
wireless communication
user centric
data sets
image representation