Local spectral analysis of images via the wavelet transform based on partial differential equations.
Eugene B. PostnikovVineet K. SinghPublished in: Multidimens. Syst. Signal Process. (2014)
Keyphrases
- partial differential equations
- spectral analysis
- image data
- image features
- object recognition
- input image
- numerical solution
- anisotropic diffusion
- image analysis
- image denoising
- wavelet transform
- image processing
- level set
- edge detection
- denoising
- multiscale
- multiresolution
- feature extraction
- image quality
- wavelet coefficients
- image enhancement
- high order
- human visual system
- wavelet domain
- similarity measure
- computer vision
- finite difference
- fourth order