An adaptive sar image speckle reduction algorithm based on wavelet transform and diffusion equations for marine scenes.
Yanjiao YangZegang DingJingyun LiuQiang GaoXinzhe YuanXiaojun LuPublished in: IGARSS (2017)
Keyphrases
- sar images
- wavelet transform
- diffusion equation
- wavelet domain
- synthetic aperture radar
- scale space
- multiscale
- anisotropic diffusion
- wavelet coefficients
- partial differential equations
- speckle noise
- multiresolution
- subband
- image denoising
- noise removal
- edge detector
- image compression
- diffusion process
- image enhancement
- high frequency
- feature extraction
- boundary conditions
- computer vision
- natural images
- edge detection
- translation invariant
- spatial domain
- edge preserving
- filtering method
- sar data
- sufficient conditions
- maximum likelihood
- co occurrence
- denoising
- image data
- pattern recognition