Programmer Guide/SPU Reference/AVR: Difference between revisions

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<math>Y_t =  
<math>Y_t =  
\begin{cases}  
\begin{cases}  
X_t, & \mbox{if } \mbox{t=0} \\
X_t, & \mbox{if }t=0 \\
X_t, & \mbox{if } \mbox{t>0}
X_t, & \mbox{if }t>0  
\end{cases}
\end{cases}
</math>
</math>
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|<var>A<sub>number</sub></var>
|<var>Y<sub>number</sub></var>
|<math>Y=A</math>
|-
|<var>A<sub>vector</sub></var>
|<var>Y<sub>number</sub></var>
|<math>Y=\sum_{i=0}^{n-1}A[i]</math>
|}
with: n = length of <var>A<sub>vector</sub></var>
;See also:
;See also:
<[[../#Signal Processing Atoms|SP-atoms]]>
<[[../#Signal Processing Atoms|SP-atoms]]>
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<!-- AN, 2.5.2011 -->

Revision as of 11:06, 6 May 2011

Average input X over evaluation cycles.

[SPU SUM X TYP T RS OUT Y]

In: X a number, vector or matrix containing the data to be averaged
TYP a number or string; defines the averaging method
T averaging parameter (number); depends on method
RS reset flag (number)
Out: Y averaged input X; same type as X
Description

The averaging algorithm is defined by the inputs TYP and T. The atom averages the elements X[i,j]t over evaluation cycles t (i=row index, j=column index, t=cycle counter) and stores the averaged value in the element Y[i,j]t.

  • invinite average: TYP=0 or linear; T=0

{\displaystyle Y_{t}={\begin{cases}X_{t},&{\mbox{if }}t=0\\X_{t},&{\mbox{if }}t>0\end{cases}}}


See also

<SP-atoms>

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