Hann function

A discrete window function, w(n)=1/2;(1- cos ((2πn)/(N-1))), typically used to select a subset of a series of samples in order to perform a Fourier transform or other calculation.

Noun

  1. A discrete window function, w(n)=1/2;(1- cos ((2πn)/(N-1))), typically used to select a subset of a series of samples in order to perform a Fourier transform or other calculation.

Origin

Named after the Austrian meteorologist Julius von Hann.