Efficient energy detector for spectrum sensing in complex Gaussian noise.

Guowei Zhang Ju Liu Lei Chen Weidong Guo

Published in: WCSP (2010)

Keyphrases

gaussian noise
denoising
spectrum sensing
image restoration
noisy images
object recognition
image segmentation
computational complexity
edge detection
natural images
noise level
noise removal
impulse noise
noise model
cognitive radio
salt and pepper noise