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A novel recursive Fourier transform for nonuniform sampled signals: application to heart rate variability spectrum estimation.
Alexander Holland
Mateo Aboy
Published in:
Medical Biol. Eng. Comput. (2009)
Keyphrases
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fourier transform
frequency spectrum
signal processing
heart rate variability
correlation function
frequency domain
power spectral density
spectral analysis
fourier analysis
heart rate
fourier coefficients
fourier domain
radon transform
spatial domain
rough sets
feature vectors
feature extraction