@Path("/events/{eventName}/sessions")
@GET
public Response getSessionsForEvent(@PathParam("eventName") final String eventName) {
IncogitoUri incogitoUri = new IncogitoUri(incogito.getConfiguration().baseurl);
F<List<Session>, List<SessionXml>> sessionToXmlList =
List.<Session, SessionXml>map_()
.f(
XmlFunctions.sessionToXml
.f(incogitoUri.restEvents().eventUri(eventName))
.f(incogitoUri.events().eventUri(eventName)));
return toJsr311(
incogito
.getSessions(eventName)
.ok()
.map(compose(SessionListXml.sessionListXml, sessionToXmlList)));
}
public void performIteration(final TuningAlgorithm alg) {
final List<Vector> parameterList = alg.getParameterList();
// TODO: deal with maximisation problems
results =
results.snoc(
parameterList.map(
new F<Vector, OptimisationSolution>() {
@Override
public OptimisationSolution f(Vector a) {
return new OptimisationSolution(a, alg.evaluate(a));
}
}));
// (+1 because iterations start at 0)
if (alg.getIterations() + 1 >= minProblems.getParameter() && parameterList.length() != 1) {
List<List<Double>> data =
results.map(
List.<OptimisationSolution, Double>map_().f(getFitness().andThen(getValue())));
P2<Double, Double> friedman = StatsTests.friedman(0.05, data);
if (friedman._1() > friedman._2()) {
final List<Integer> indexes = StatsTests.postHoc(0.05, friedman._1(), data);
alg.setParameterList(indexes.map(flip(Utils.<Vector>index()).f(parameterList)));
results =
results.map(
new F<List<OptimisationSolution>, List<OptimisationSolution>>() {
@Override
public List<OptimisationSolution> f(final List<OptimisationSolution> a) {
return indexes.map(flip(Utils.<OptimisationSolution>index()).f(a));
}
});
}
}
}