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waved (version 1.3)

fftshift: Shift Fourier frequencies

Description

rearranges the outputs of fft by moving the zero-frequency component to the center of the array

Usage

fftshift(y)

Value

Rearranged version of the vector $y$

Arguments

y

A vector

Author

Marc Raimondo

References

Raimondo, M. and Stewart, M. (2007), `The WaveD Transform in R', Journal of Statistical Software.

See Also

Examples

Run this code
 print(fftshift(1:5))

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