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

F8 now sticks to the xoffset like f1

Browse Source
This commit is contained in:
Michael de Paly 2009-09-09 12:47:30 +00:00
parent 1a06c41995
commit 1ae819f769
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/eva2/server/go/problems/F8Problem.java
View File

@ -41,8 +41,8 @@ public class F8Problem extends F1Problem implements InterfaceMultimodalProblem,
double sum1 = 0, sum2 = 0, exp1, exp2;
for (int i = 0; i < x.length; i++) {
sum1 += (x[i])*(x[i]);
sum2 += Math.cos(c * (x[i]));
sum1 += (x[i] - this.m_XOffSet)*(x[i] - this.m_XOffSet);
sum2 += Math.cos(c * (x[i] - this.m_XOffSet));
}
exp1 = -b*Math.sqrt(sum1/(double)this.m_ProblemDimension);
exp2 = sum2/(double)this.m_ProblemDimension;