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Discrete Fourier transform
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Words: 144
Articles: 6
For samples
y
0
,
…
,
y
m
−
1
, their discrete Fourier transform is
Y
k
=
∑
n
=
0
m
−
1
y
n
e
−
2
πink
/
m
.
(150)
Table of contents
144
6
Cooley--Tukey fast Fourier transform
Discrete Fourier transform
48
1
Even--odd fast Fourier transform recursion
Cooley--Tukey fast Fourier transform
17
Discrete cosine transform
Discrete Fourier transform
48
1
Discrete cosine transform from an even-reflected discrete Fourier transform
Discrete cosine transform
39
Discrete sine transform
Discrete Fourier transform
37
1
Discrete sine transform from a sign-modulated discrete cosine transform
Discrete sine transform
29
Ancestors
(5)
Numerical analysis
Analysis
Area of mathematics
Mathematics
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