ifftshift

inverse of fftshift

Syntax

• Y = ifftshift(X)
• Y = ifftshift(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) computes the inverse fftshift.

Example

M = [ 0.,  10.,  20.; 30.,  40., -40.; -30., -20., -10.]
ifftshift(M)
ifftshift(M, 1)

See also

ifft, fftshift.

History

Author

Allan CORNET