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Computation of an eigendecomposition-based discrete fractional Fourier transform with reduced arithmetic complexity.
José R. de Oliveira-Neto
Juliano B. Lima
Gilson Jerônimo da Silva Jr.
Ricardo M. Campello de Souza
Published in:
Signal Process. (2019)
Keyphrases
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eigendecomposition
fractional fourier transform
covariance matrix
worst case
spectral clustering
linear combination
similarity matrix
computational complexity
low rank