xscale.spectral.tools.fit_power_law

xscale.spectral.tools.fit_power_law(freq, spectrum)

Fit a logarithmic spectral law based on the input one dimensional spectrum

Parameters:

freq : 1darray

The frequency coordinates

spectrum : 1darray

The one-dimensional spectrum

Returns:

power : float

The power characteristic of a power law spectrul

scale_factor: float

The scale factor related to fit the power law with the input spectrum