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Eigen analysis of flipped Toeplitz covariance matrix for very low SNR sinusoidal signals detection and estimation.
Omid Sharifi-Tehrani
Mohamad Farzan Sabahi
Published in:
Digit. Signal Process. (2022)
Keyphrases
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covariance matrix
low snr
principal component analysis
low signal to noise ratio
estimation error
gaussian mixture
correlation matrix
face recognition
pairwise
spectral analysis
random noise
geometrical interpretation