what is fftshift ?

Jim
2012 5 18
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Wayne King
Wayne King 2012-5-18

1 个投票

It shifts the DC (zero frequency component) to the center of the signal or image. Have you seen the explanation in the documentation?
http://www.mathworks.com/help/techdoc/ref/fftshift.html

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Jim
Jim
2012-5-18

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