Noise estimation and filtering using block-based singular value decomposition.
Konstantinos KonstantinidesBalas K. NatarajanGregory S. YovanofPublished in: IEEE Trans. Image Process. (1997)
Keyphrases
- singular value decomposition
- noise estimation
- noise level
- noisy images
- singular values
- low rank
- denoising
- least squares
- dimensionality reduction
- latent semantic indexing
- additive noise
- edge detection
- principal component analysis
- image compression
- multiscale
- low rank approximation
- maximum likelihood
- face recognition
- noise reduction
- image processing