English Explanatory Dictionary

Hann function

English dictionary entry

Meanings

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.

Word forms

Hann function

Etymology

Named after the Austrian meteorologist Julius von Hann.

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