Local Geometry of Nonconvex Spike Deconvolution from Low-Pass Measurements.
Maxime Ferreira Da CostaYuejie ChiPublished in: CoRR (2022)
Keyphrases
- low pass
- high frequency
- high pass
- frequency domain
- subband
- filter bank
- discrete wavelet transform
- filter design
- wavelet decomposition
- low pass filtering
- image fusion
- low frequency
- denoising
- gaussian filter
- image restoration
- bandpass
- contrast enhancement
- wavelet domain
- edge information
- spatial domain
- feature vectors
- feature selection
- image enhancement
- wavelet coefficients
- natural images
- blurred images
- high resolution
- image deblurring
- blind deconvolution
- multiresolution
- computational complexity
- pattern recognition
- image processing