Fast Alternating BiDirectional Preconditioner for the 2D High-Frequency Lippmann-Schwinger Equation.
Leonardo Zepeda-NúñezHongkai ZhaoPublished in: SIAM J. Sci. Comput. (2016)
Keyphrases
- high frequency
- low frequency
- visual quality
- high resolution
- wavelet transform
- frequency band
- high frequencies
- wavelet coefficients
- subband
- discrete wavelet transform
- high frequency components
- low pass
- low and high frequency
- wavelet decomposition
- image compression
- phase shifting
- mean shift
- contourlet transform
- multiresolution
- image sequences
- computer vision