A sharp relative-error bound for the Helmholtz h-FEM at high frequency.
David LafontaineEuan A. SpenceJared WunschPublished in: CoRR (2019)
Keyphrases
- high frequency
- error bounds
- low frequency
- high resolution
- theoretical analysis
- visual quality
- finite element
- worst case
- wavelet transform
- wavelet coefficients
- subband
- high quality
- high frequencies
- discrete wavelet transform
- high frequency components
- frequency band
- finite sample
- low pass
- multiresolution
- wavelet decomposition
- multi resolution analysis
- motion estimation
- wavelet domain
- human visual system