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FFT Operations
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Perform operations on spectrums. |
Pins
io |
letter |
name |
unit |
description |
in |
X Y | spectrums | bin | spectrums to operate on |
n | index | index to work with |
a | scale | amount to expand |
b | shift | amount to shift |
r i | real imag | values to insert |
out |
= | | results of operation |
Parameters
name |
option |
key |
description |
transform |
shift | shift X by b |
scale | stretch X by a |
cull | |
power | return X×~X |
conjugate | return ~X |
sort | locate n highest powers |
complex |
multiply | X×Y |
divide | X/Y |
extract |
power | return mag2( X[n] ) |
real | return real( X[n] ) |
imag | return imag( X[n] ) |
insert |
replace | X[n]=(r,i) |
inject | X[n]+=(r,i) |
Notes
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