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Techniques to improve the accuracy and to reduce the variance in noise power spectrum measurement.
Hangyi Jiang
Wei R. Chen
Hong Liu
Published in:
IEEE Trans. Biomed. Eng. (2002)
Keyphrases
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power spectrum
frequency domain
natural images
frequency analysis
noise sensitivity
autocorrelation function
signal noise ratio
measurement error
power spectral
correlation coefficient
noise level
spectral estimation
bayesian networks
noise reduction
particle filter
computational complexity
multiscale