On a non-local spectrogram for denoising one-dimensional signals.
Gonzalo Galiano CasasJulián Velasco ValdésPublished in: CoRR (2013)
Keyphrases
- denoising
- soft threshold
- gaussian white noise
- short time fourier transform
- image denoising
- single channel
- noisy images
- wavelet domain
- wiener filter
- total variation
- image processing
- pattern analysis
- denoising algorithm
- source separation
- frequency domain
- denoising methods
- noise removal
- multi dimensional
- signal processing
- natural images
- wigner distribution
- spectral analysis
- translation invariant
- wavelet denoising
- speech signal
- wavelet packet
- multi channel
- pattern recognition
- brain activity
- band limited
- independent component analysis
- image reconstruction
- multiresolution