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add count rate to tritium utils expression

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This commit is contained in:
darksnake 2016-11-23 18:32:06 +03:00
parent 5f8d4031d1
commit 4b22e22a28
3 changed files with 9 additions and 4 deletions
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10
numass-main/src/main/java/inr/numass/actions/PrepareDataAction.java
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@ -45,7 +45,7 @@ import static inr.numass.utils.TritiumUtils.evaluateExpression;
@ValueDef(name = "lowerWindow", type = "NUMBER", def = "0", info = "Base for the window lowerWindow bound")
@ValueDef(name = "lowerWindowSlope", type = "NUMBER", def = "0", info = "Slope for the window lowerWindow bound")
@ValueDef(name = "upperWindow", type = "NUMBER", info = "Upper bound for window")
@ValueDef(name = "deadTime", type = "[NUMBER, STRING]", def = "0", info = "Dead time in s. Could be an expression.")
@ValueDef(name = "deadTime", type = "[NUMBER, STRING]", info = "Dead time in s. Could be an expression.")
@ValueDef(name = "correction",
info = "An expression to correct count number depending on potential `U`, point length `T` and point itself as `point`")
@NodeDef(name = "correction", multiple = true, target = "method::inr.numass.actions.PrepareDataAction.makeCorrection")
@ -207,12 +207,16 @@ public class PrepareDataAction extends OneToOneAction<NumassData, Table> {
@Override
public double corr(NMPoint point) {
double deadTime = deadTimeFunction.apply(point);
double factor = deadTime / point.getLength() * point.getEventsCount();
if (deadTime > 0) {
double factor = deadTime / point.getLength() * point.getEventsCount();
// double total = point.getEventsCount();
// double time = point.getLength();
// return 1d/(1d - factor);
return (1d - Math.sqrt(1d - 4d * factor)) / 2d / factor;
return (1d - Math.sqrt(1d - 4d * factor)) / 2d / factor;
} else {
return 1d;
}
}
}

2
numass-main/src/main/java/inr/numass/utils/ExpressionUtils.java
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@ -26,7 +26,7 @@ public class ExpressionUtils {
ImportCustomizer importCustomizer = new ImportCustomizer();
// import static com.mrhaki.blog.Type.*
importCustomizer.addStaticStars("java.lang.Math");
importCustomizer.addStaticStars("org.apache.commons.math3.util.FastMath");
//importCustomizer.addStaticStars("org.apache.commons.math3.util.FastMath");
CompilerConfiguration configuration = new CompilerConfiguration();
configuration.addCompilationCustomizers(importCustomizer); // Create shell and execute script.

1
numass-main/src/main/java/inr/numass/utils/TritiumUtils.java
View File

@ -137,6 +137,7 @@ public class TritiumUtils {
Map<String, Object> exprParams = new HashMap<>();
exprParams.put("T", point.getLength());
exprParams.put("U", point.getUread());
exprParams.put("cr", ((double) point.getEventsCount()) / point.getLength());
exprParams.put("point", point);
return ExpressionUtils.evaluate(expression, exprParams);
}