3D Point Cloud Color Denoising Using Convex Graph-Signal Smoothness Priors.
Chinthaka DineshGene CheungIvan V. BajicPublished in: MMSP (2019)
Keyphrases
- denoising
- color image denoising
- frequency domain
- wavelet packet
- image denoising
- denoising methods
- wavelet based denoising
- total variation
- prior information
- color images
- additive gaussian noise
- wiener filter
- signal processing
- image processing
- gaussian white noise
- horizontal and vertical projections
- color space
- noisy images
- wavelet domain
- hard thresholding
- gaussian noise
- color information
- graph theory
- directed graph
- random walk
- multiscale
- denoising algorithm
- directed acyclic graph
- basis pursuit
- cost function
- objective function
- graph structure
- noise removal
- high frequency
- weighted graph
- natural images
- prior knowledge
- bayesian framework
- pixel intensities
- min cut
- removing noise
- multiresolution