E05SAF Example Program Results
Minimization of the Schwefel function.
* Solution without using coupled local minimizer *
Total complete iterations : 2245
Complete iterations since improvement : 1
Total particles converged to xb : 0
Total improvements to global optimum : 1573
Total function evaluations : 9882001
Total particles re-initialized : 0
Target value achieved
Known objective optimum : 0.00000
Achieved objective value : 0.86400
Comparison between known and achieved optima.
x_target xb
1 -420.97 -420.54
2 -420.97 -421.09
3 -420.97 -420.70
4 -420.97 -420.94
5 -420.97 -421.14
6 -420.97 -420.93
7 -420.97 -420.59
8 -420.97 -421.20
9 -420.97 -421.04
10 -420.97 -422.64
11 -420.97 -420.43
12 -420.97 -421.07
13 -420.97 -421.31
14 -420.97 -421.50
15 -420.97 -422.12
16 -420.97 -420.96
17 -420.97 -421.22
18 -420.97 -421.05
19 -420.97 -421.92
20 -420.97 -421.70
**--------------------**--------------------**
* Solution using coupled local minimizer E04JYF *
Total complete iterations : 1075
Complete iterations since improvement : 1
Total particles converged to xb : 0
Total improvements to global optimum : 50
Total function evaluations : 4742115
Total particles re-initialized : 0
Target value achieved
Known objective optimum : 0.00000
Achieved objective value : -0.00000
Comparison between known and achieved optima.
x_target xb
1 -420.97 -420.97
2 -420.97 -420.97
3 -420.97 -420.97
4 -420.97 -420.97
5 -420.97 -420.97
6 -420.97 -420.97
7 -420.97 -420.97
8 -420.97 -420.97
9 -420.97 -420.97
10 -420.97 -420.97
11 -420.97 -420.97
12 -420.97 -420.97
13 -420.97 -420.97
14 -420.97 -420.97
15 -420.97 -420.97
16 -420.97 -420.97
17 -420.97 -420.97
18 -420.97 -420.97
19 -420.97 -420.97
20 -420.97 -420.97
**--------------------**--------------------**
* Solution using coupled local minimizer E04UCF *
Total complete iterations : 1387
Complete iterations since improvement : 1
Total particles converged to xb : 0
Total improvements to global optimum : 64
Total function evaluations : 6107056
Total particles re-initialized : 0
Target value achieved
Known objective optimum : 0.00000
Achieved objective value : 0.00000
Comparison between known and achieved optima.
x_target xb
1 -420.97 -420.97
2 -420.97 -420.97
3 -420.97 -420.97
4 -420.97 -420.97
5 -420.97 -420.97
6 -420.97 -420.97
7 -420.97 -420.97
8 -420.97 -420.97
9 -420.97 -420.97
10 -420.97 -420.97
11 -420.97 -420.97
12 -420.97 -420.97
13 -420.97 -420.97
14 -420.97 -420.97
15 -420.97 -420.97
16 -420.97 -420.97
17 -420.97 -420.97
18 -420.97 -420.97
19 -420.97 -420.97
20 -420.97 -420.97
**--------------------**--------------------**