An algebraic formula for the accelerated computation of the low frequency scattering coefficients: The case of the acoustically soft sphere.
Foteini KariotouMichael DoschorisDimitris E. SinikisPublished in: Appl. Math. Comput. (2016)
Keyphrases
- low frequency
- high frequency
- wavelet coefficients
- low frequency coefficients
- wavelet transform
- fusion rules
- frequency domain
- wavelet analysis
- multiresolution
- subband
- frequency band
- discrete wavelet transform
- wavelet domain
- low and high frequency
- electromagnetic fields
- original images
- linear combination
- high resolution
- feature vectors
- dct domain
- contourlet transform
- image compression
- low pass
- computer vision
- image denoising
- high quality