Denoising color images by reduced quaternion matrix singular value decomposition.
Shan GaiGuowei YangMinghua WanLei WangPublished in: Multidimens. Syst. Signal Process. (2015)
Keyphrases
- singular value decomposition
- denoising
- color images
- singular values
- image processing
- image denoising
- low rank
- least squares
- latent semantic indexing
- dimension reduction
- noisy images
- frequency domain
- linear algebra
- dimensionality reduction
- total variation
- natural images
- reconstruction error
- principal component analysis
- null space
- singular vectors
- data matrix
- fourier transform
- factorization method
- low rank matrix
- correlation matrix
- computer vision
- low rank approximation
- matrix decomposition
- gaussian noise
- missing data
- optical flow
- feature space
- matrix completion
- machine learning