Noise reduction of images with multiple subband transforms.
Toshihisa TanakaLaurent C. DuvalPublished in: ICIP (2004)
Keyphrases
- noise reduction
- subband
- edge detection
- speckle noise
- subband decomposition
- wavelet coding
- image compression
- statistical moments
- wavelet transform coefficients
- high frequency
- multiresolution
- filter bank
- wavelet transform
- input image
- noise level
- denoising methods
- wavelet decomposition
- wavelet coefficients
- image data
- frequency domain
- wavelet subbands
- edge preserving
- locally adaptive
- transform coefficients
- bandpass
- high pass
- low frequency
- signal to noise ratio
- discrete wavelet transform
- gaussian noise
- feature vectors
- wavelet domain
- low pass
- multiscale
- wavelet filters
- feature space
- energy compaction
- image enhancement