halfdan/eva2
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Minor fix in GPFunctionProblem.

Browse Source
This commit is contained in:
Marcel Kronfeld
2009-07-17 13:28:24 +00:00
parent 29f2a0d771
commit 4ba48274e7
1 changed files with 14 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
src/eva2/server/go/problems/GPFunctionProblem.java
View File

@@ -83,7 +83,10 @@ public class GPFunctionProblem extends AbstractProblemDouble implements Interfac
@Override
public double[] eval(double[] x) {
if (x.length != dim) EVAERROR.errorMsgOnce("mismatching dimension of GPFunctionProblem!");
if (x.length != dim) {
EVAERROR.errorMsgOnce("mismatching dimension of GPFunctionProblem! Setting to " + x.length);
setProblemDimension(x.length);
}
pos = x;
Double res = (Double) gpProblem.evaluate(this);
double[] fit = new double[1];
@@ -91,6 +94,16 @@ public class GPFunctionProblem extends AbstractProblemDouble implements Interfac
return fit;
}
/**
* Set the problem dimension. Make sure that the associated GP tree is still valid
* and does not explicitely use more dimensions than defined here, for instance.
* @param newDim
*/
public void setProblemDimension(int newDim) {
dim = newDim;
((ESIndividualDoubleData)m_Template).setDoubleDataLength(dim);
}
/**
* Scale the allover fitness value.
*