fftshift
Shift the zero-frequency component to the center of the spectrum.
Syntax
Y = fftshift(X)
Y = fftshift(X, DIM)
Input argument
X - a vector, matrix or N-D array (double, single, integer).
DIM - axes over which to shift.
Output argument
Y - shifted array.
Description
fftshift(X) shift the zero-frequency component to the center of the spectrum.
Example
M = [ 0., 10., 20.; 30., 40., -40.; -30., -20., -10.]
fftshift(M)
fftshift(M, 1)
See also
History
Version
Description
1.0.0
initial version
Author
Allan CORNET
Last updated
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