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Long-time analysis of an extended RKN integrator for Hamiltonian systems with a solution-dependent high frequency.
Bin Wang
Xinyuan Wu
Published in:
J. Comput. Appl. Math. (2022)
Keyphrases
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high frequency
low frequency
visual quality
wavelet transform
high frequencies
high resolution
subband
wavelet coefficients
low bit rate coding
machine learning
blocking artifacts
low pass
wavelet decomposition
spatial domain
image analysis
feature extraction
face recognition