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Calculate SNR from sampled real signal

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Jack Daniels
Jack Daniels 2023-6-30
回答： Star Strider 2023-6-30
I'd like to calculate the SNR from real sampled signal, how to do that in Matlab?

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Star Strider
Star Strider 2023-6-30
The Signal Processing Toolbox snr function (introduced in R2013b) has a number of different ways to calculate it. If you only have the signal and the sampling frequency, the section on Signal-to-Noise Ratio of Sinusoid illustrates the approach.

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