Asymptotic Solutions for High Frequency Helmholtz Equations in Anisotropic Media with Hankel Functions.
Matthew JacobsSongting LuoPublished in: J. Sci. Comput. (2019)
Keyphrases
- high frequency
- low frequency
- high resolution
- visual quality
- wavelet transform
- high frequencies
- polynomial equations
- subband
- multimedia
- discrete wavelet transform
- wavelet coefficients
- low bit rate coding
- image segmentation
- wavelet decomposition
- human visual system
- wavelet domain
- image compression
- multiresolution
- high frequency components
- image analysis
- phase shifting
- feature extraction