Module windows 

Functions

bartlett

Return the Bartlett (triangular) window of length m.

bartlett_f32

f32 version of bartlett (#529).

blackman

Return the Blackman window of length m.

blackman_f32

f32 version of blackman (#529).

bohman

Bohman window of length m (#738).

boxcar

Boxcar (rectangular) window of length m (#738).

chebwin

Dolph–Chebyshev window with sidelobe attenuation at dB (#740).

cosine

Half-cycle cosine window (also known as the “sine” window).

dpss

Discrete prolate spheroidal sequence (Slepian taper) (#745).

exponential

Exponentially decaying window centred on center with time-constant tau.

flattop

Flat-top window of length m (#738).

gaussian

Gaussian window with standard deviation std.

general_cosine

Generalized cosine sum window: w(n) = Σ_k (-1)^k a[k] cos(2π k n / (M-1)).

general_hamming

Generalized Hamming window: w(n) = α - (1 - α) cos(2π n / (M - 1)).

hamming

Return the Hamming window of length m.

hamming_f32

f32 version of hamming (#529).

hanning

Return the Hann (Hanning) window of length m.

hanning_f32

f32 version of hanning (#529).

kaiser

Return the Kaiser window of length m with shape parameter beta.

kaiser_f32

f32 version of kaiser (#529).

lanczos

Lanczos (sinc) window of length m (#738).

nuttall

4-term Nuttall window with continuous first derivative.

parzen

Parzen (de la Vallée Poussin) window: a piecewise-cubic B-spline.

taylor

Taylor window with nbar near-side lobes and a sidelobe level of sll dB below the main lobe.

triang

Triangular window of length m (#738).

tukey

Tukey (cosine-tapered) window with taper ratio alpha ∈ [0, 1].