obspy.signal.spectral_estimation.welch_window

welch_window(n)

Return a welch window for data of length n.

Routine is checked against PITSA for both even and odd values, but not for strange values like n<5.

Note

See e.g.: http://www.cescg.org/CESCG99/TTheussl/node7.html

Parameters:

n (int) – Length of window function.

Return type:

ndarray

Returns:

Window function for tapering data.