public static FreeLeaf getFreeRandomLink(
ATNodeCollection nodeCollection, List<ATNode> nodeGeneList) {
List<FreeLeaf> freeLeaves = new ArrayList<FreeLeaf>();
// for each function node
for (ATNode node : nodeGeneList) {
// count how many times it is connected from each kind of a terminal
int[] terminalCounters = new int[nodeCollection.terminals.length];
for (ATNode child : node.children) {
if (child.isTerminal()) {
terminalCounters[child.getId()]++;
}
}
for (int i = 0, childrenSize = node.children.size(); i < childrenSize; i++) {
ATNode child =
node.children.get(i); // We try all possibilities of changing "child" at index "i"
if (!child.isTerminal()) {
continue;
}
for (int j = 0; j < terminalCounters.length; j++) { // to terminal at index "j".
if (child.getId() != j) { // Skip if no change would happen.
if (nodeCollection.isInputById(j)) { // inputs, ...
if (terminalCounters[j] < node.repeatInput()) {
freeLeaves.add(new FreeLeaf(i, j, node));
}
} else { // constants
if (terminalCounters[j] < node.repeatConstant()) {
freeLeaves.add(new FreeLeaf(i, j, node));
}
}
}
}
}
}
if (freeLeaves.size() == 0) {
return null;
}
return RND.randomChoice(freeLeaves);
}
public static void main(String[] args) {
long seed = RND.initializeTime();
// long seed = 12341957678627684L;
System.out.println("INITIALIZED SEED: " + seed);
RND.initialize(seed);
if (args.length == 0) {
throw new IllegalArgumentException("Missing parameters!");
}
ParameterMatrixManager manager = ParameterMatrixStorage.load(new File(args[0]));
ReportStorage reportStorage;
if (args.length > 1) {
reportStorage = new ReportStorage(args[1]);
} else {
reportStorage = new ReportStorage();
}
reportStorage.startAll(seed, manager);
reportStorage.openExperimentsOverallResults();
for (ParameterCombination combination : manager) {
int experiments = combination.getInteger("EXPERIMENTS");
Stats stats = prepareStats();
reportStorage.storeParameters(combination.toStringAllSeparatedNewLines());
for (int i = 1; i <= experiments; i++) {
reportStorage.startSingleRun();
System.out.println("PARAMETER SETTING: " + combination);
EvolutionaryAlgorithmRunner runnerEA;
String solver = combination.getString("SOLVER");
if (solver.equals("GP")) {
initializeGP(combination);
runnerEA = new GPRunner(combination);
} else if (solver.equals("MOGP")) {
initializeMOGP(combination);
runnerEA = new MOGPRunner(combination);
} else if (solver.equals("GPAT")) {
initializeGP(combination);
runnerEA = new GPATRunner(combination);
} else if (solver.equals("NEAT")) {
initializeNEAT(combination);
runnerEA = new NEATRunner(combination);
} else {
throw new IllegalStateException("Unknown SOLVER: " + solver + ".");
}
Utils.setStaticParameters(combination, GP.class, "GP");
Utils.setStaticParameters(combination, GEP.class, "GEP");
Utils.setStaticParameters(combination, GPAAC.class, "GPAAC");
Utils.setStaticParameters(combination, GPEFS.class, "GPEFS");
Utils.setStaticParameters(combination, GPAT.class, "GPAT");
Utils.setStaticParameters(combination, GPATSimple.class, "GPATS");
runnerEA.run(stats, reportStorage);
reportStorage.storeSingleRunResults();
reportStorage.incrementExperimentId();
}
reportStorage.storeExperimentResults(stats);
reportStorage.appendExperimentsOverallResults(combination.toStringOnlyChannging(), stats);
System.out.println(stats.scopeToString("EXPERIMENT"));
reportStorage.prepareNewParameterCombination();
}
reportStorage.closeExperimentsOverallResults();
SoundHelper.playSoundFile("/System/Library/Sounds/Glass.aiff");
String experimentDirectory = args.length > 1 ? "(" + args[1] + ")" : "";
XMPPHelper.sendViaXMPP("NE run (Runner) finished " + experimentDirectory + ".");
}
