Averages/Simple moving average: Difference between revisions
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(Moving average in Matlab and Octave) |
(→{{header|AWK}}: Moving Average) |
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j := A_Index-1, sum += v%j% |
j := A_Index-1, sum += v%j% |
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Return sum/n |
Return sum/n |
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}</lang> |
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=={{header|AWK}}== |
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<lang awk>#!/usr/bin/awk -f |
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# Moving average over the first column of a data file |
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BEGIN { |
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P = 5; |
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} |
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{ |
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x = $1; |
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i = NR % P; |
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MA += (x - Z[i]) / P; |
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Z[i] = x; |
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print MA; |
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}</lang> |
}</lang> |
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