Wavelet-based multiscale level-set curve evolution in noise reduction for MR imaging.
Junmei ZhongBernard DardzinskiJanaka P. WansapuraPublished in: Medical Imaging: Image Processing (2006)
Keyphrases
- noise reduction
- curve evolution
- level set
- multiscale
- edge detection
- wavelet transform
- image segmentation
- magnetic resonance
- level set method
- mr images
- edge preserving
- partial differential equations
- active contours
- multiresolution
- signal to noise ratio
- natural images
- piecewise constant
- image compression
- level set evolution
- shape prior
- energy function
- energy functional
- edge enhancement
- wavelet coefficients
- image processing
- anisotropic diffusion
- region growing
- mri data
- image enhancement
- active contour model
- medical images
- noisy images
- shape representation
- markov random field
- image analysis
- variational level set method
- energy minimization
- subband
- scale space
- image quality
- multi view