Window functions
Window functions are mathematical functions commonly used in signal processing. Applications include spectral analysis and filter design. These functions are defined to be 0 outside a specified domain. NumPy has a number of window functions such as bartlett
, blackman
, hamming
, hanning
, and kaiser
. An example of the hanning
function can be found in Chapter 4, Convenience Functions for Your Convenience and Chapter 3, Get to Terms with Commonly Used Functions.