Sub-Diffraction Visible Imaging Using Macroscopic Fourier Ptychography and Regularization by Denoising.
Zhixin LiDesheng WenZongxi SongGang LiuWeikang ZhangXin WeiPublished in: Sensors (2018)
Keyphrases
- denoising
- image processing
- translation invariant
- frequency domain
- image deconvolution
- signal processing
- total variation
- image denoising
- total variation regularization
- spatially adaptive
- x ray
- thermal infrared
- vector valued images
- infrared
- noisy images
- fourier transform
- basis pursuit
- medical imaging
- natural images
- image analysis
- regularization term
- radon transform
- high resolution
- regularization methods
- wavelet domain
- denoising algorithm
- imaging systems
- regularization parameter
- sar imaging
- noise removal
- fourier domain
- gaussian noise
- visible spectrum
- image deblurring
- fourier spectrum
- computer vision
- spectral estimation
- wavelet packet
- wavelet denoising
- fidelity term
- transmission electron microscopy
- parameter selection
- multiscale
- image reconstruction
- spatial domain
- nonlinear diffusion
- shift invariant
- mumford shah
- partial differential equations
- inverse problems
- variational framework
- multiresolution
- image segmentation
- denoising methods