2
مهندسی صنایع::
خطای میانگین مربعات
Forecast accuracy of the aggregated demand series is calculated using Mean Square Error (MSE):
MSE = Variance( - ) = i k i k 1 ( - ) y ŷ
The optimal aggregation level minimises the forecast MSE of the
(2014), the MSE of aggregate
MSE =
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