Soft-thresholding for spectrum sensing with coprime samplers.
Piya PalP. P. VaidyanathanPublished in: SAM (2014)
Keyphrases
- soft thresholding
- spectrum sensing
- cognitive radio networks
- denoising
- noise reduction
- total variation
- image denoising
- cognitive radio
- wavelet domain
- wireless communication
- image restoration
- natural images
- signal to noise ratio
- image processing
- wavelet transform
- multiresolution
- wavelet coefficients
- subband
- user centric
- high frequency
- human visual system
- lightweight
- edge detection
- higher order
- image sequences
- social networks