scipy.signal.hilbert2

scipy.signal.hilbert2(x, N=None)

Compute the ‘2-D’ analytic signal of x

Parameters:

x : array_like

2-D signal data.

N : int or tuple of two ints, optional

Number of Fourier components. Default is x.shape

Returns:

xa : ndarray

Analytic signal of x taken along axes (0,1).

References

[1]	Wikipedia, “Analytic signal”, http://en.wikipedia.org/wiki/Analytic_signal