How to decrease sample frequency?

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Ghazal Hnr on 12 Mar 2017

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Commented: Sabir Sabir on 17 Feb 2020

Accepted Answer: Star Strider

Hello, how can I decrese sample frequency?

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Sabir Sabir on 17 Feb 2020

y = downsample(x,n)

y = downsample(x,n) decreases the sample rate of x by keeping the first sample and then every nth sample after the first. If x is a matrix, the function treats each column as a separate sequence.

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Star Strider on 12 Mar 2017

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Use the Signal Processing Toolbox resample function.

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Ghazal Hnr on 12 Mar 2017

Thank you

Star Strider on 12 Mar 2017

My pleasure.

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