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Approximate Fast Graph Fourier Transforms via Multilayer Sparse Approximations.
Luc Le Magoarou
Rémi Gribonval
Nicolas Tremblay
Published in:
IEEE Trans. Signal Inf. Process. over Networks (2018)
Keyphrases
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fourier transform
sparse approximations
frequency domain
sparse representation
signal processing
fourier domain
fourier analysis
gaussian process
correlation function
data sets
log polar
training set
wavelet transform
multiscale
decision trees
spatial domain
neural network