plotting a power spectrum

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UCL 2013-1-15

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Hello

I am new to Matlab and I have an X-ray image that I would like to plot its power spectrum. Can anyone help?

Thank you in advance

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回答（1 个）

Shashank Prasanna 2013-1-15

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https://ww2.mathworks.cn/matlabcentral/answers/58828-plotting-a-power-spectrum#answer_71206

http://www.mathworks.com/help/signal/ref/dspdata.psd.html

http://www.mathworks.com/help/signal/ref/spectrum.periodogram.html

Check out the examples in the above link

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