Adaptive gradient-based block compressive sensing with sparsity for noisy images.
Hui-Huang ZhaoPaul L. RosinYu-Kun LaiJin-Hua ZhengYaonan WangPublished in: Multim. Tools Appl. (2020)
Keyphrases
- noisy images
- compressive sensing
- compressive sampling
- sparse representation
- image patches
- denoising
- random projections
- noise level
- image denoising
- edge detection
- compressed sensing
- signal processing
- noise model
- image representation
- natural images
- data sets
- gaussian noise
- high dimensional
- feed forward back propagation neural network
- alternating minimization
- orthogonal matching pursuit
- image processing
- test images
- wavelet coefficients
- high dimensional data
- low dimensional
- structured sparsity
- face recognition
- singular value decomposition
- wavelet transform
- active learning
- multiscale