A Convex Optimization Method for Edge Signal Denoising over Graph.
Su-Ling LeeChien-Cheng TsengPublished in: ICCE-TW (2022)
Keyphrases
- optimization method
- denoising
- soft threshold
- weighted graph
- optimization algorithm
- optimization methods
- frequency domain
- wavelet packet
- simulated annealing
- denoising methods
- image denoising
- global optimum
- undirected graph
- differential evolution
- optimization process
- evolutionary algorithm
- total variation
- wavelet based denoising
- convex optimization
- edge weights
- particle swarm
- genetic algorithm
- noisy images
- edge detection
- signal processing
- nonlinear optimization
- nelder mead simplex
- optimization procedure
- image processing
- metaheuristic
- directed graph
- natural images
- fidelity term
- multi objective
- graph structure
- spanning tree
- vertex set
- high frequency
- hard thresholding
- global optimization
- denoising algorithm
- image segmentation
- search algorithm
- image restoration
- particle swarm optimization pso
- hybrid algorithm