Mining PI Data To Improve Profit - OSIsoft
Mining PI Data To Improve Profit - OSIsoft
Mining PI Data To Improve Profit - OSIsoft
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Cost CUSUM and TimeSeries<br />
Costs increased on April 25, 2009<br />
© Copyright 2010, <strong>OSIsoft</strong> LLC. All rights reserved.<br />
The chart on the left is<br />
like the first derivative<br />
of cost – if the line is<br />
going down, costs are<br />
below average. An<br />
inflection point shows<br />
when costs changed.
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