Programmer Guide/SPU Reference/STAT: Difference between revisions

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{{DISPLAYTITLE:{{SUBPAGENAME}}}}
{{DISPLAYTITLE:{{SUBPAGENAME}}}}
Mean and standard deviation of input <var>A</var>.
Mean and standard deviation of input <var>A</var>.
==<code>[SPU SUM <var>A</var> OUT <var>Y</var>]</code>==
==<code>[SPU STAT <var>A</var> OUT <var>Y</var>]</code>==
{|class="einrahmen"
{|class="einrahmen"
!In !!Out
!In !!Out

Revision as of 09:20, 6 May 2011

Mean and standard deviation of input A.

[SPU STAT A OUT Y]

In Out
Anumber MY=A
SIGMA=0
Avector MY=1n∑i=0n−1A[i]
SIGMA=1n−1∑i=0n−1(A[i]−MY)2

with: n = length of Avector

See also

<SP-atoms>

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