Unsupervised estimation of speckle noise in radar images.
Jong-Sen LeeKarl HoppelStephen A. MangoPublished in: Int. J. Imaging Syst. Technol. (1992)
Keyphrases
- radar images
- speckle noise
- multiplicative noise
- ultrasound images
- automatic target recognition
- sar images
- synthetic aperture radar
- noise reduction
- low contrast
- additive noise
- denoising
- edge preserving
- satellite images
- image denoising
- ultrasound imaging
- gray level
- noisy images
- imaging systems
- edge detection
- imaging process
- spatial domain
- anisotropic diffusion
- wavelet domain
- image processing
- frequency domain
- total variation
- texture information
- signal to noise ratio
- parameter estimation
- object recognition
- multiscale
- feature extraction
- image sequences
- image segmentation