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TABLE OF CONTENTS
15.1.3
15.1.4
15.1.5
CHAPTER 16.
16.1
16.2
16.3
Reaction Options........................................................................ 130
Times Options ........................................................................... 131
Energy Options .......................................................................... 132
NETWORK SIMULATION ............................................................ 133
EXPORTING EPANET INPUT FILES ........................................................... 133
RUNNING AN ANALYSIS ....................................................................... 133
VIEWING RESULTS ON THE SCENARIO ...................................................... 134
CHAPTER 17.
THE NETWORK MODEL CALIBRATION ........................................... 137
17.1 INTRODUCTION ................................................................................ 137
17.2 NETWORK PROPERTIES ....................................................................... 138
17.3 CALIBRATION PROCESS ....................................................................... 142
17.4 GROUPING THE NETWORK ................................................................... 148
17.5 CALIBRATION INPUT FILES ................................................................... 149
17.6 RUNNING A CALIBRATION AND IMPORTING RESULTS ..................................... 149
17.7 VIEWING CALIBRATION RESULTS ............................................................ 150
17.7.1
STATISTICS (Refer to Z. Kapelan thesis, 2002)..................................... 153
APPENDIX A. THE STANDARD GA LIBRARY .......................................................... 157
A.1
GENERAL GENETIC ALGORITHM CONCEPT ......................................................... 157
A.2
GENETIC ALGORITHM TYPES ...................................................................... 158
A.2.1
Steady State GA......................................................................... 158
A.2.2
Generational GA ........................................................................ 158
A.3
SELECTION TECHNIQUES .......................................................................... 158
A.3.1
Uniform Random ........................................................................ 159
A.3.2
Rank Biased.............................................................................. 159
A.3.3
Roulette Wheel ......................................................................... 159
A.3.4
Tournament ............................................................................. 159
A.3.5
SRSWR (Stochastic Remainder Selection Without Replacement) ............... 160
A.4
CROSSOVER TECHNIQUES ......................................................................... 161
A.4.1
None ...................................................................................... 161
A.4.2
Randomise ............................................................................... 161
A.4.3
Simple One Point Crossover ........................................................... 161
A.4.4
Uniform Random ........................................................................ 161
A.4.5
Arithmetic ............................................................................... 162
A.5
MUTATION TECHNIQUES .......................................................................... 162
A.5.1
Uniform Random ........................................................................ 163
A.5.2
Uniform Random by Gene ............................................................. 163
A.5.3
Non-Uniform Random .................................................................. 163
A.6
CONVERGENCE CRITERIA .......................................................................... 164
A.7
OTHER VARIABLES ................................................................................ 164
A.7.1
Population Size.......................................................................... 164
A.7.2
Random Number Seed.................................................................. 164
A.7.3
Output Interval.......................................................................... 164
APPENDIX B – UNITS OF MEASUREMENT ............................................................. 165
REFERENCES .............................................................................................. 167
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