Test problems: Difference between revisions

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<div style="float:right; margin:0 0 10px 10px;">__TOC__</div>
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Liste der Testprobleme, die in [[BlueM.Opt]] eingebaut sind. Die meisten stammen aus {{:Literature:Moré et al. 1981}}.
Liste der Testprobleme, die in [[BlueM.Opt]] eingebaut sind. Die meisten stammen aus {{:Literature:Moré et al. 1981}}.<br clear="all"/>


==Test problems==
==Test problems==
===Sinus-Funktion===
===Sinus-Funktion===
Parameter an Sinusfunktion anpassen
Parameter an Sinusfunktion anpassen


===Beale-Problem===
===Beale-Problem===
[[File:Beale Sensiplot.png|thumb|right|Beale-Problem evaluated with [[SensiPlot]]]]
[[File:Beale Sensiplot.png|thumb|Beale-Problem evaluated with [[SensiPlot]]]]
[[File:Beale_ani.gif|thumb|left|Beale-Problem being solved with [[PES]]]]
Es wird das Minimum des Beale-Problems{{:Literature:Beale 1958|}} gesucht.
Es wird das Minimum des Beale-Problems{{:Literature:Beale 1958|}} gesucht.
* Parameters: 2
* Parameters: 2
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<math>f(x,y)=(1.5-x(1-y))^2+(2.25-x(1-y^2))^2+(2.625-x(1-y^3))^2</math>
<math>f(x,y)=(1.5-x(1-y))^2+(2.25-x(1-y^2))^2+(2.625-x(1-y^3))^2</math>


Global Minimum: <code>f(3, 0.5) = 0</code>
Global Minimum: <code>f(3, 0.5) = 0</code><br clear="all" />
[[File:Beale_ani.gif|thumb|left|Beale-Problem being solved with [[PES]]]]<br clear="all" />


===Schwefel 2.4-Problem===
===Schwefel 2.4-Problem===

Revision as of 04:39, 11 September 2009

EVO.png BlueM.Opt | Usage | Development

Liste der Testprobleme, die in BlueM.Opt eingebaut sind. Die meisten stammen aus Moré et al. (1981)[1].

Test problems

Sinus-Funktion

Parameter an Sinusfunktion anpassen

Beale-Problem

Beale-Problem evaluated with SensiPlot
Beale-Problem being solved with PES

Es wird das Minimum des Beale-Problems[2] gesucht.

  • Parameters: 2
  • Objective functions: 1

[math]\displaystyle{ f(x,y)=(1.5-x(1-y))^2+(2.25-x(1-y^2))^2+(2.625-x(1-y^3))^2 }[/math]

Global Minimum: f(3, 0.5) = 0

Schwefel 2.4-Problem

Minimum der Problemstellung wird gesucht (xi=1, F(x)=0)

Deb 1

Multikriterielles Testproblem (konvex)

Zitzler/Deb T1

Multikriterielles Testproblem (konvex)

Zitzler/Deb T2

Multikriterielles Testproblem (konkav)

Zitzler/Deb T3

Zitzler/Deb T3

Multikriterielles Testproblem (konvex, nicht stetig)

Zitzler/Deb T3


Zitzler/Deb T4

Multikriterielles Testproblem (konvex)

CONSTR

CONSTR

Multikriterielles Testproblem (konvex) mit zwei Randbedingungen

Box

Box

Multikriterielles Testproblem (Kreis) mit zwei Randbedingungen

Abhängige Parameter

Bedingung im Parameterraum: Y > X

Flood Mitigation

Flood Mitigation

Multicriteria Problem Flood Mitigation and Hydropower Generation[3]

References

  1. Moré, J.J., Garbow, B.S. and Hillstrom, K.E. (1981): Testing Unconstrained Optimization Software, ACM Transactions on Mathematical Software (TOMS) 7:1, p. 17-41, doi:10.1145/355934.355936
  2. Beale, E. M. L. (1958): On an iterative method of finding a local minimum of a function of more than one variable. Technical Report 25, Statistical Techniques Research Group, Princeton University.
  3. Sharma, Ajay (2008): Inflow prediction and optimal operation of reservoir system during flood by the combined application of ANN and different Optimization techniques. Master's Thesis.