Compressed solving: A numerical approximation technique for elliptic PDEs based on Compressed Sensing.
Simone BrugiapagliaStefano MichelettiSimona PerottoPublished in: Comput. Math. Appl. (2015)
Keyphrases
- compressed sensing
- partial differential equations
- solving partial differential equations
- image reconstruction
- image denoising
- natural images
- numerical methods
- random projections
- orthogonal matching pursuit
- anisotropic diffusion
- sparse representation
- image processing
- level set
- image enhancement
- multiscale
- numerical solution
- dimensionality reduction
- differential equations
- wavelet domain
- feature extraction
- fourier domain
- signal processing
- input image
- original data
- low dimensional