An Efficient Multigrid Solver With Two-Color Plane Gauss-Seidel Smoother for 3D Low-Frequency Electromagnetic Modeling.
Gangqiang YangJianxin LiuRongwen GuoChunming LiuYongfei WangJian LiKejia PanPublished in: IEEE Geosci. Remote. Sens. Lett. (2023)
Keyphrases
- low frequency
- high frequency
- gauss seidel
- spatial frequency
- wavelet transform
- discrete wavelet transform
- frequency band
- subband
- frequency domain
- color images
- low and high frequency
- multiscale
- wavelet coefficients
- low pass
- multiresolution
- electromagnetic fields
- color information
- high frequency components
- high resolution
- wavelet domain
- convergence speed
- boundary conditions
- original images
- fusion rules
- color constancy
- high quality
- image processing