Impacts of Node Connectivity on Reliability of Water Distribution Networks - Pattern Recognition for Reliability Assessment of Water Distribution Networks - page 163

3.50

3.00

R² = 1

2.50

NGI
NCFavg
NCF3
N CI3
NSI3

2.00

1.50

R² = 0.9997

1.00

0.50

R² = 0.3128

0.00

64 66 68 70 72 74 76 78

Number of network pipes

3.50

3.00 R² = 1

2.50

NGI
NCFavg
NCF3
N CI3
NSI3

2.00

1.50

R² = 0.9999

1.00

0.50

R² = 0.5912

0.00

215 220 225 230 235 240 245 250

Number of network pipes

3.50

3.00

R² = 1

2.50

NGI
NCFavg
NCF3
N CI3
NSI3

2.00

1.50

R² = 1

1.00

0.50 R² = 0.6125

0.00

280 285 290 295 300 305 310 315

Number of network pipes

Figure 6.25 Correlation between number of pipes and connectivity indices calculated by NDT