@Override
public State getNextState(State state) {
State state1 = new State(state);
double d;
d = Util.rand(-da, da);
state1.ax += d;
if (state1.ax > maxa || state1.ax < -maxa) state1.ax -= d;
d = Util.rand(-da, da);
state1.ay += d;
if (state1.ay > maxa || state1.ay < -maxa) state1.ay -= d;
d = Util.rand(-da, da);
state1.az += d;
if (state1.az > maxa || state1.az < -maxa) state1.az -= d;
d = Util.rand(-dd, dd);
state1.dx += d;
if (state1.dx > maxd || state1.dx < -maxd) state1.dx -= d;
d = Util.rand(-dd, dd);
state1.dy += d;
if (state1.dy > maxd || state1.dy < -maxd) state1.dy -= d;
d = Util.rand(-dd, dd);
state1.dz += d;
if (state1.dz > maxd || state1.dz < -maxd) state1.dz -= d;
return state1;
}
public class AnnealingSolver implements Solver {
private final TargetSumFunc targetFunc;
private final double maxa;
private final double maxd;
public State state;
private final Annealing<State> annealing =
new Annealing<State>() {
@Override
public double getValue(State state) {
return targetFunc.getValue(state);
}
double da = Util.g2r(2);
double dd = 0.2;
@Override
public State getNextState(State state) {
State state1 = new State(state);
double d;
d = Util.rand(-da, da);
state1.ax += d;
if (state1.ax > maxa || state1.ax < -maxa) state1.ax -= d;
d = Util.rand(-da, da);
state1.ay += d;
if (state1.ay > maxa || state1.ay < -maxa) state1.ay -= d;
d = Util.rand(-da, da);
state1.az += d;
if (state1.az > maxa || state1.az < -maxa) state1.az -= d;
d = Util.rand(-dd, dd);
state1.dx += d;
if (state1.dx > maxd || state1.dx < -maxd) state1.dx -= d;
d = Util.rand(-dd, dd);
state1.dy += d;
if (state1.dy > maxd || state1.dy < -maxd) state1.dy -= d;
d = Util.rand(-dd, dd);
state1.dz += d;
if (state1.dz > maxd || state1.dz < -maxd) state1.dz -= d;
return state1;
}
};
public AnnealingSolver(TargetSumFunc targetFunc, double maxa, double maxd) {
this.targetFunc = targetFunc;
this.maxa = maxa;
this.maxd = maxd;
}
@Override
public State solve() {
return annealing.run(new State());
}
@Override
public String getAddPrint() {
return "";
}
}
