Patch-based image despeckling using low-rank Hankel matrix approach with speckle level estimation.
Hansol KimPaul OhSangyoon LeeMoon Gi KangPublished in: Image Processing: Algorithms and Systems (2019)
Keyphrases
- low rank
- singular values
- contrast enhancement
- speckle noise
- singular value decomposition
- image data
- convex optimization
- missing data
- matrix completion
- matrix factorization
- linear combination
- low rank matrix
- ultrasound images
- matrix decomposition
- sar images
- input image
- multiscale
- image representation
- kernel matrix
- image classification
- rank minimization
- high order
- factorization methods
- affinity matrix
- data sets
- semi supervised
- trace norm
- data matrix
- low rank matrices
- noise reduction
- high dimensional data
- gray level
- input data
- edge detection
- image segmentation
- reconstruction error
- synthetic aperture radar
- multiresolution
- feature extraction