Noise Reduction Based on Soft Masks by Incorporating SNR Uncertainty in Frequency Domain.
Nasir SaleemMuhammad Irfan KhattakPublished in: Circuits Syst. Signal Process. (2018)
Keyphrases
- noise reduction
- frequency domain
- signal to noise ratio
- edge detection
- fourier transform
- spatial domain
- noise level
- speech enhancement
- power spectrum
- denoising
- median filter
- cross correlation
- noisy environments
- wiener filter
- feature extraction
- noise free
- fast fourier transform
- subband
- fourier analysis
- power spectra
- multiresolution
- impulse noise
- gaussian noise
- wavelet domain
- image processing
- noisy images
- image enhancement
- image data
- image segmentation