Restoration of fMRI Signal Using Wiener Filters in a Wavelet Domain.
Debebe AsefaDinesh P. MitalSyed HaqueShankar SrinivasanPublished in: IPCV (2006)
Keyphrases
- wiener filter
- wavelet domain
- denoising
- spatial domain
- additive noise
- image denoising
- shift invariant
- frequency domain
- blurred images
- noisy images
- discrete wavelet transform
- image restoration
- image processing
- natural images
- wavelet decomposition
- soft threshold
- denoising methods
- wavelet coefficients
- sar images
- noise removal
- fourier domain
- noise reduction
- wavelet transform
- denoising algorithm
- phase information
- wavelet basis
- gaussian noise
- multiscale
- human brain
- high frequency
- color image processing
- multiresolution
- mexican hat
- wavelet domain hidden markov tree
- watermarking algorithm
- human visual system
- higher order
- motion estimation