SAR Despeckling Based on CNN and Bayesian Estimator in Complex Wavelet Domain.
Ramin FarhadianiSaeid HomayouniAvik BhattacharyaMasoud MahdianPariPublished in: IEEE Geosci. Remote. Sens. Lett. (2022)
Keyphrases
- wavelet domain
- sar images
- synthetic aperture radar
- speckle noise
- wavelet coefficients
- denoising
- spatial domain
- wavelet transform
- multiscale
- discrete wavelet transform
- multiresolution
- human visual system
- image denoising
- shift invariant
- subband
- maximum likelihood
- high frequency
- phase information
- autoregressive
- soft thresholding
- complex wavelet transform
- image segmentation
- denoising algorithm
- wavelet domain hidden markov tree
- autoregressive model
- additive noise
- ultrasound images
- noise reduction
- frequency domain
- bit rate
- image quality
- computational complexity