Optimal graph laplacian regularization for natural image denoising.
Jiahao PangGene CheungAntonio OrtegaOscar C. AuPublished in: ICASSP (2015)
Keyphrases
- image denoising
- graph laplacian
- denoising
- natural images
- noisy images
- random walk
- total variation
- basis functions
- spectral analysis
- spectral clustering
- image processing
- kernel machines
- partial differential equations
- wavelet coefficients
- wavelet domain
- weighted graph
- multiscale
- pointwise
- higher order
- dynamic programming
- object recognition
- feature selection
- linear combination
- regularization term
- manifold structure
- machine learning