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Numerical Microlocal Analysis by Fast Gaussian Wave Packet Transforms and Application to High-Frequency Helmholtz Problems.
Chi Yeung Lam
Jianliang Qian
Published in:
SIAM J. Sci. Comput. (2019)
Keyphrases
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high frequency
low frequency
wavelet transform
visual quality
numerical analysis
image analysis
subband
high frequencies
image processing
high resolution
computer vision
video data
low pass