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Table 7

SPC method's best parameter estimates for the Apulian network

Univariate methodMultivariate method
Estimated valueEstimated value
MethodParameterFlowPressureMethodParameterNumber of meters usedFlowPressure
CUSUM Ku; (dKu = 0.1) 0.1 0.1 MCUSUM Km; (dKm = 1) 
Hu; (dHu = 1) 40 46 Hm; (dHm=1) 130 121 
143 149 
181 229 
230 55 
255 255 
EWMA ; ( = 0.01) 0.01 0.01 MEWMA ; ( = 0.05) 0.85 0.75 
0.85 0.8 
0.85 0.75 
L; (dL = 0.1) 4.5 4.2 0.75 0.7 
0.85 0.85 
Univariate methodMultivariate method
Estimated valueEstimated value
MethodParameterFlowPressureMethodParameterNumber of meters usedFlowPressure
CUSUM Ku; (dKu = 0.1) 0.1 0.1 MCUSUM Km; (dKm = 1) 
Hu; (dHu = 1) 40 46 Hm; (dHm=1) 130 121 
143 149 
181 229 
230 55 
255 255 
EWMA ; ( = 0.01) 0.01 0.01 MEWMA ; ( = 0.05) 0.85 0.75 
0.85 0.8 
0.85 0.75 
L; (dL = 0.1) 4.5 4.2 0.75 0.7 
0.85 0.85 
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