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On estimating signal-to-noise ratio using the sample correlation coefficient (Corresp.)

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2 Author(s)

Two versions of a Gaussian signal, corrupted by independent Gaussian noises, are available for estimating the signal-to-noise power ratio. This correspondence demonstrates that the sample correlation coefficient can be used to construct an unbiased estimator that is asymptotically efficient.

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Information Theory, IEEE Transactions on  (Volume:20 ,  Issue: 1 )