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In a message dated 1/15/01 8:50:00 PM Pacific Standard Time,
pooltreatments@xxxxxxxxxxxx writes:
<< Does anyone know how to calculate the slope of a curve easily. I want to
derive a number for the "steepness" of a moving average line in real
time. This number would be used in a system I am developing.
Regards
Mike >>
Mike,
Just the difference between adjacent values of the moving average is what I
use as a good approximation to the "slope" of a curve. If MA is the moving
average your are dealing with then:
MAslope = MA - MA[1];
This is just a ROC (rate of change) function with the length parameter set to
1.
Lee Scharpen
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