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oblonski 2014-02-25 22:10:58 +01:00
parent 3932e04d82
commit 19172f5084
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jsprit-core/src/main/java/jsprit/core/algorithm/acceptor/SchrimpfAcceptance.java
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@ -129,7 +129,7 @@ public class SchrimpfAcceptance implements SolutionAcceptor, IterationStartsList
private double getThreshold(int iteration) { private double getThreshold(int iteration) {
double scheduleVariable = (double) iteration / (double) nOfTotalIterations; double scheduleVariable = (double) iteration / (double) nOfTotalIterations;
double currentThreshold = initialThreshold * Math.exp(-Math.log(2) * scheduleVariable / alpha); double currentThreshold = initialThreshold * Math.exp(-1. * Math.log(2) * scheduleVariable / alpha);
return currentThreshold; return currentThreshold;
} }