NPM/numass-framework
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Fixed dead time calculation formula

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This commit is contained in:
Alexander Nozik 2016-11-16 18:57:53 +03:00
parent c57d1e26ef
commit 48170cd353
1 changed files with 9 additions and 8 deletions
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9
numass-main/src/main/java/inr/numass/utils/TritiumUtils.java
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@ -28,7 +28,6 @@ import java.util.Map;
import static java.lang.Math.*;
/**
*
* @author Darksnake
*/
public class TritiumUtils {
@ -113,8 +112,10 @@ public class TritiumUtils {
double res;
if (deadTime > 0) {
double total = p.getEventsCount();
double time = p.getLength();
res = wind / (1 - total * deadTime / time);
// double time = p.getLength();
// res = wind / (1 - total * deadTime / time);
double timeRatio = deadTime / p.getLength();
res = wind / total * (1d - Math.sqrt(1d - 4d * total * timeRatio)) / 2d / timeRatio;
} else {
res = wind;
}
@ -122,7 +123,7 @@ public class TritiumUtils {
}
public static double countRateWithDeadTimeErr(NMPoint p, int from, int to, double deadTime) {
return Math.sqrt(countRateWithDeadTime(p,from, to, deadTime) / p.getLength());
return Math.sqrt(countRateWithDeadTime(p, from, to, deadTime) / p.getLength());
}
/**