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darksnake 2016-07-28 15:48:37 +03:00
parent 23e2997b0f
commit af157dc3fa
3 changed files with 44 additions and 12 deletions
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2
numass-main/src/main/groovy/inr/numass/scripts/SterileDemo.groovy
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@ -57,7 +57,7 @@ setDefault(Locale.US);
//ModularSpectrum beta = new ModularSpectrum(new BetaSpectrum(), 8.3e-5, 13990d, 18600d);
//beta.setCaching(false)
Meta cfg = new GrindMetaBuilder().meta{
Meta cfg = new GrindMetaBuilder().meta(){
resolution(width: 8.3e-5)
}.build();

10
numass-main/src/main/java/inr/numass/NumassPlugin.java
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@ -54,6 +54,7 @@ import inr.numass.models.RangedNamedSetSpectrum;
import inr.numass.models.ResolutionFunction;
import inr.numass.models.TransmissionInterpolator;
import inr.numass.models.VariableLossSpectrum;
import inr.numass.models.sterile.SterileNeutrinoSpectrum;
import org.apache.commons.math3.analysis.BivariateFunction;
import org.apache.commons.math3.analysis.UnivariateFunction;
import org.apache.commons.math3.util.FastMath;
@ -206,6 +207,13 @@ public class NumassPlugin extends BasicPlugin {
});
manager.addModel("sterile", (context, meta) -> {
SterileNeutrinoSpectrum sp = new SterileNeutrinoSpectrum(meta);
NBkgSpectrum spectrum = new NBkgSpectrum(sp);
return new XYModel(spectrum, getAdapter(meta));
});
manager.addModel("sterile-old", (context, meta) -> {
double A = meta.getDouble("resolution", meta.getDouble("resolution.width", 8.3e-5));//8.3e-5
double from = meta.getDouble("from", 13900d);
double to = meta.getDouble("to", 18700d);
@ -227,7 +235,7 @@ public class NumassPlugin extends BasicPlugin {
switch (meta.getString("trappingFunction", "default")) {
case "run2016":
sp.setTrappingFunction((Ei, Ef) -> {
return 6.2e-5 * FastMath.exp(-(Ei - Ef) / 350d) + 1.97e-4 - 6.818e-9 * Ei;
return 3.92e-5 * FastMath.exp(-(Ei - Ef) / 300d) + 1.97e-4 - 6.818e-9 * Ei;
});
break;
default:

30
numass-main/src/main/java/inr/numass/models/sterile/SterileNeutrinoSpectrum.java
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@ -12,10 +12,10 @@ import hep.dataforge.description.ValueDef;
import hep.dataforge.exceptions.NotDefinedException;
import hep.dataforge.fitting.parametric.AbstractParametricFunction;
import hep.dataforge.fitting.parametric.ParametricBiFunction;
import hep.dataforge.maths.integration.UnivariateIntegrator;
import hep.dataforge.meta.Meta;
import hep.dataforge.values.NamedValueSet;
import inr.numass.NumassIntegrator;
import inr.numass.NumassContext;
import inr.numass.models.FSS;
import java.util.stream.DoubleStream;
import org.apache.commons.math3.analysis.BivariateFunction;
@ -58,6 +58,7 @@ public class SterileNeutrinoSpectrum extends AbstractParametricFunction {
private final ParametricBiFunction resolution;
private boolean useMC;
private boolean fast;
public SterileNeutrinoSpectrum(Context context, Meta configuration) {
super(list);
@ -70,6 +71,7 @@ public class SterileNeutrinoSpectrum extends AbstractParametricFunction {
transmission = new NumassTransmission(configuration.getNodeOrEmpty("transmission"));
resolution = new NumassResolution(configuration.getNode("resolution", Meta.empty()));
this.useMC = configuration.getBoolean("useMC", false);
this.fast = configuration.getBoolean("fast", true);
}
public SterileNeutrinoSpectrum(Meta configuration) {
@ -120,6 +122,7 @@ public class SterileNeutrinoSpectrum extends AbstractParametricFunction {
/**
* Random E generator
*
* @param a
* @param b
* @return
@ -179,6 +182,7 @@ public class SterileNeutrinoSpectrum extends AbstractParametricFunction {
/**
* Direct Gauss-Legandre integration
*
* @param u
* @param sourceFunction
* @param transmissionFunction
@ -214,7 +218,20 @@ public class SterileNeutrinoSpectrum extends AbstractParametricFunction {
BivariateFunction transRes = (eIn, usp) -> {
UnivariateFunction integrand = (eOut) -> transmissionFunction.value(eIn, eOut, set) * resolutionFunction.value(eOut, usp, set);
return NumassIntegrator.getDefaultIntegrator().integrate(integrand, usp, eIn);
double border = u + 30;
double firstPart = NumassIntegrator.getFastInterator().integrate(integrand, usp, Math.min(eIn, border));
double secondPart;
if (eIn > border) {
if(fast){
secondPart = NumassIntegrator.getFastInterator().integrate(integrand, border, eIn);
} else {
secondPart = NumassIntegrator.getDefaultIntegrator().integrate(integrand, border, eIn);
}
} else {
secondPart = 0;
}
return firstPart + secondPart;
};
UnivariateFunction integrand = (eIn) -> {
@ -222,7 +239,14 @@ public class SterileNeutrinoSpectrum extends AbstractParametricFunction {
return fsSource.value(eIn) * (p0 * resolutionFunction.value(eIn, u, set) + transRes.value(eIn, u));
};
return NumassIntegrator.getDefaultIntegrator().integrate(integrand, u, eMax);
UnivariateIntegrator integrator;
if (fast && eMax - u < 500) {
integrator = NumassIntegrator.getFastInterator();
} else {
integrator = NumassIntegrator.getDefaultIntegrator();
}
return integrator.integrate(integrand, u, eMax);
}
}