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modified algorithm.io.VehicleRoutingAlgorithms to deal with

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initialThreshold for SchrimpfAcceptance
This commit is contained in:
oblonski 2014-05-10 16:29:55 +02:00
parent 8422b840a6
commit 8ab2a10afd
1 changed files with 11 additions and 2 deletions
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13
jsprit-core/src/main/java/jsprit/core/algorithm/io/VehicleRoutingAlgorithms.java
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@ -42,6 +42,7 @@ import jsprit.core.algorithm.acceptor.ExperimentalSchrimpfAcceptance;
import jsprit.core.algorithm.acceptor.GreedyAcceptance;
import jsprit.core.algorithm.acceptor.GreedyAcceptance_minVehFirst;
import jsprit.core.algorithm.acceptor.SchrimpfAcceptance;
import jsprit.core.algorithm.acceptor.SchrimpfInitialThresholdGenerator;
import jsprit.core.algorithm.acceptor.SolutionAcceptor;
import jsprit.core.algorithm.io.VehicleRoutingAlgorithms.TypedMap.AbstractKey;
import jsprit.core.algorithm.io.VehicleRoutingAlgorithms.TypedMap.AcceptorKey;
@ -810,9 +811,17 @@ public class VehicleRoutingAlgorithms {
return acceptor;
}
if(acceptorName.equals("schrimpfAcceptance")){
int iterOfSchrimpf = strategyConfig.getInt("acceptor.warmup");
String nuWarmupIterations = strategyConfig.getString("acceptor.warmup");
double alpha = strategyConfig.getDouble("acceptor.alpha");
SchrimpfAcceptance schrimpf = new SchrimpfAcceptance(solutionMemory, alpha, iterOfSchrimpf);
SchrimpfAcceptance schrimpf = new SchrimpfAcceptance(solutionMemory, alpha);
if(nuWarmupIterations!=null){
SchrimpfInitialThresholdGenerator iniThresholdGenerator = new SchrimpfInitialThresholdGenerator(schrimpf, Integer.parseInt(nuWarmupIterations));
algorithmListeners.add(new PrioritizedVRAListener(Priority.LOW, iniThresholdGenerator));
}
else{
double threshold = strategyConfig.getDouble("acceptor.initialThreshold");
schrimpf.setInitialThreshold(threshold);
}
algorithmListeners.add(new PrioritizedVRAListener(Priority.LOW, schrimpf));
typedMap.put(acceptorKey, schrimpf);
return schrimpf;