Unsupervised noise removal technique based on constrained NMF.
V. Anil KumarCh. V. Rama RaoPublished in: IET Signal Process. (2017)
Keyphrases
- noise removal
- negative matrix factorization
- anisotropic diffusion
- denoising
- image enhancement
- noise reduction
- fourth order
- nonnegative matrix factorization
- edge detection
- diffusion filtering
- image details
- gaussian noise
- salt and pepper noise
- semi supervised
- image deconvolution
- edge preservation
- impulsive noise removal
- normalized cut
- signal dependent
- partial differential equations
- matrix factorization
- high noise
- impulse noise
- image analysis