Apache
/
commons-math
mirror of https://github.com/apache/commons-math.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Simplex search in higher-dimensional cases (unit test).

This commit is contained in:
Gilles Sadowski 2021-08-27 05:37:49 +02:00
parent ca826ba76b
commit f1ad9d1b00
4 changed files with 27 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/noderiv/SimplexOptimizerTest.java
View File

@ -112,7 +112,7 @@ public class SimplexOptimizerTest {
*/
public static class Task {
/** Function evaluations hard count (debugging). */
private static final int FUNC_EVAL_DEBUG = 80000;
private static final int FUNC_EVAL_DEBUG = 500000;
/** Default convergence criterion. */
private static final double CONVERGENCE_CHECK = 1e-9;
/** Default cooling factor. */

11
commons-math-legacy/src/test/resources/org/apache/commons/math4/legacy/optim/nonlinear/scalar/noderiv/std_test_func.simplex.hedar_fukushima.csv
View File

@ -31,18 +31,23 @@
# Caveat: Some tests are commented out (cf. JIRA: MATH-1552).
#
PARABOLA, 8, 0 0 0 0 0 0 0 0, 20, 40, 1e-4, 900, true
PARABOLA, 16, 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0, 20, 40, 5e-4, 5200, true
ROSENBROCK, 2, 1 1, 0.9, 1.1, 1e-4, 160, true
ROSENBROCK, 4, 1 1 1 1, 0.9, 1.1, 1e-4, 500, true
ROSENBROCK, 8, 1 1 1 1 1 1 1 1, 0.9, 1.1, 2e-4, 2200, true
ROSENBROCK, 16, 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1, 0.9, 1.1, 3e-1, 9000, true
POWELL, 4, 0 0 0 0, 4, 5, 4e-3, 400, true
CIGAR, 2, 0 0, 2, 3, 5e-5, 140, true
POWELL, 8, 0 0 0 0 0 0 0 0, 4, 5, 2e-2, 1760, true
CIGAR, 2, 0 0, 2, 3, 5e-5, 150, true
SPHERE, 2, 0 0, 2, 3, 5e-4, 110, true
ELLI, 2, 0 0, 3, 4, 1e-4, 150, true
TWO_AXES, 2, 0 0, 3, 4, 1e-4, 170, true
CIG_TAB, 2, 0 0, 3, 4, 1e-3, 150, true
CIG_TAB, 2, 0 0, 3, 4, 2e-3, 160, true
TABLET, 2, 0 0, 3, 4, 2e-4, 160, true
SUM_POW, 2, 0 0, 3, 4, 1e-2, 110, true
ACKLEY, 2, 0 0, 2, 4, 1e-6, 170, true
RASTRIGIN, 2, 0 0, 6, 10, 5e-5, 130, true
GRIEWANK, 2, 0 0, 2, 3, 1e-1, 100, true
GRIEWANK, 2, 0 0, 2, 3, 1e-1, 120, true
LEVY, 2, 1 1, 0.9, 1.1, 1e-3, 110, true
SCHWEFEL, 2, 420.9687 420.9687, 9, 11, 1, 110, true
ZAKHAROV, 2, 0 0, 3, 4, 1e-4, 130, true

Can't render this file because it contains an unexpected character in line 6 and column 8.

13
commons-math-legacy/src/test/resources/org/apache/commons/math4/legacy/optim/nonlinear/scalar/noderiv/std_test_func.simplex.multidirectional.csv
View File

@ -32,9 +32,20 @@
#
PARABOLA, 8, 0 0 0 0 0 0 0 0, 20, 40, 1e-4, 1500, false
PARABOLA, 8, 0 0 0 0 0 0 0 0, 20, 40, 1e-4, 2500, true
PARABOLA, 16, 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0, 20, 40, 1e-4, 5800, false
PARABOLA, 16, 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0, 20, 40, 1e-4, 10260, true
ROSENBROCK, 2, 1 1, 0.9, 1.1, 3e-3, 11000, false
ROSENBROCK, 2, 1 1, 0.9, 1.1, 3e-3, 650, true
ROSENBROCK, 4, 1 1 1 1, 0.9, 1.1, 3e-3, 45000, false
ROSENBROCK, 4, 1 1 1 1, 0.9, 1.1, 3e-3, 1850, true
ROSENBROCK, 8, 1 1 1 1 1 1 1 1, 0.9, 1.1, 4e-3, 130000, false
ROSENBROCK, 8, 1 1 1 1 1 1 1 1, 0.9, 1.1, 3e-3, 8000, true
ROSENBROCK, 16, 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1, 0.9, 1.1, 2e-1, 430000, false
ROSENBROCK, 16, 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1, 0.9, 1.1, 3e-1, 29000, true
POWELL, 4, 0 0 0 0, 4, 5, 5e-2, 11800, false
POWELL, 4, 0 0 0 0, 4, 5, 4e-3, 2000, true
POWELL, 4, 0 0 0 0, 4, 5, 4e-3, 2200, true
POWELL, 8, 0 0 0 0 0 0 0 0, 4, 5, 7e-2, 37000, false
POWELL, 8, 0 0 0 0 0 0 0 0, 4, 5, 4e-2, 8500, true
CIGAR, 2, 0 0, 2, 3, 5e-5, 240, false
SPHERE, 2, 0 0, 2, 3, 5e-4, 200, false
ELLI, 2, 0 0, 3, 4, 1e-4, 350, false

Can't render this file because it contains an unexpected character in line 6 and column 8.

16
commons-math-legacy/src/test/resources/org/apache/commons/math4/legacy/optim/nonlinear/scalar/noderiv/std_test_func.simplex.nelder_mead.csv
View File

@ -31,29 +31,25 @@
# Caveat: Some tests are commented out (cf. JIRA: MATH-1552).
#
PARABOLA, 8, 0 0 0 0 0 0 0 0, 20, 40, 1e-4, 700, false
PARABOLA, 8, 0 0 0 0 0 0 0 0, 20, 40, 1e-4, 6000, true
PARABOLA, 16, 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0, 20, 40, 5e-4, 3600, false
ROSENBROCK, 2, 1 1, 0.9, 1.1, 1e-4, 110, false
ROSENBROCK, 2, 1 1, 0.9, 1.1, 1e-4, 140, true
POWELL, 4, 0 0 0 0, 4, 5, 4e-3, 290, false
POWELL, 4, 0 0 0 0, 4, 5, 4e-3, 380, true
ROSENBROCK, 4, 1 1 1 1, 0.9, 1.1, 1e-4, 400, false
ROSENBROCK, 8, 1 1 1 1 1 1 1 1, 0.9, 1.1, 3e-4, 2200, false
ROSENBROCK, 16, 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1, 0.9, 1.1, 5e-1, 7500, false
POWELL, 4, 0 0 0 0, 4, 5, 5e-3, 290, false
POWELL, 8, 0 0 0 0 0 0 0 0, 4, 5, 3e-2, 1300, false
CIGAR, 2, 0 0, 2, 3, 5e-5, 100, false
SPHERE, 2, 0 0, 2, 3, 5e-4, 80, false
ELLI, 2, 0 0, 3, 4, 1e-4, 350, false
TWO_AXES, 2, 0 0, 3, 4, 1e-4, 120, false
CIG_TAB, 2, 0 0, 3, 4, 1e-3, 100, false
CIG_TAB, 2, 0 0, 3, 4, 1e-3, 115, true
TABLET, 2, 0 0, 3, 4, 2e-4, 100, false
SUM_POW, 2, 0 0, 3, 4, 1e-2, 75, false
ACKLEY, 2, 0 0, 2, 4, 1e-6, 145, false
ACKLEY, 2, 0 0, 2, 4, 1e-6, 160, true
RASTRIGIN, 2, 0 0, 6, 10, 5e-5, 105, false
RASTRIGIN, 2, 0 0, 6, 10, 5e-5, 140, true
GRIEWANK, 2, 0 0, 2, 3, 1e-1, 75, false
GRIEWANK, 2, 0 0, 2, 3, 1e-1, 90, true
LEVY, 2, 1 1, 0.9, 1.1, 1e-3, 75, false
LEVY, 2, 1 1, 0.9, 1.1, 1e-3, 80, true
SCHWEFEL, 2, 420.9687 420.9687, 9, 11, 1, 85, false
SCHWEFEL, 2, 420.9687 420.9687, 9, 11, 1, 90, true
ZAKHAROV, 2, 0 0, 3, 4, 1e-4, 85, false
PERM, 2, 1 2, 0.9, 1.1, 2e-3, 110, false
STYBLINSKI_TANG, 2, -2.903534 -2.903534, 1, 2, 1e-4, 85, false

Can't render this file because it contains an unexpected character in line 6 and column 8.