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Efficient approximation of high-frequency Helmholtz solutions by Gaussian coherent states.
Théophile Chaumont-Frelet
Victorita Dolean
Maxime Ingremeau
Published in:
Numerische Mathematik (2024)
Keyphrases
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high frequency
low frequency
wavelet transform
high resolution
subband
wavelet coefficients
visual quality
discrete wavelet transform
high frequencies
wavelet decomposition
low pass
high frequency components
multiscale
similarity measure
super resolution