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Table 2 Determination of the statistical parameters for the values of the objective function obtained relying on the population size and number of generations, using the first algorithm

From: Enhanced genetic algorithm optimization model for a single reservoir operation based on hydropower generation: case study of Mosul reservoir, northern Iraq

No. of cases

Population size

No. of generations

Mean

SD

Max

Min

Avr. of Exec. time (min)

1

250

250

2938

21.5

2978

2905

2

2

500

250

2953

17.1

2973

2929

4

3

750

250

2960

10.9

2974

2943

5

4

1000

250

2966

11.3

2979

2943

7

5

1250

250

2960

12.9

2976

2938

9

6

1500

250

2964

11.4

2977

2941

11

7

1000

500

2963

16.8

2987

2935

14

8

1000

1000

2972

12.6

2992

2956

28

9

1000

2000

2977

11.7

2989

2955

56

10

1000

3000

2983

10.2

2998

2964

84

11

1000

4000

2984

8.2

2998

2972

119

12

1000

5000

2977

9.0

2993

2965

147

13

1000

6000

2979

8.3

2989

2962

185

  1. The italics indicate to the population size and number of generations which were selected, using the first algorithm