Cauchy Window

A weighting that is applied in the time domain to reduce leakage within a Fourier Transform analysis.
There are a family of cauchy windows defined by α

where

Typical values of α are 3.0, 4.0, 5.0

See also: Blackman-Harris Window, Fast Fourier Transform, Hamming Window, Rectangular Window, Windowing.

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Subjects: Noise & Vibration Signal Processing