Histogram complete
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@ -4,6 +4,8 @@ import groovy.transform.CompileStatic
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import hep.dataforge.maths.histogram.Histogram
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import hep.dataforge.maths.histogram.UnivariateHistogram
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import java.util.stream.DoubleStream
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/**
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* Created by darksnake on 27-Jun-17.
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*/
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@ -18,30 +20,51 @@ class PointAnalyzer {
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for (int i = 1; i < point.events.size(); i++) {
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NMEvent event = point.events[i];
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double t = event.time - lastEvent.time;
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if (t >= t0 && event.chanel <= upChannel && event.chanel >= loChannel) {
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if (t < 0) {
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lastEvent = event
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} else if (t >= t0 && event.chanel <= upChannel && event.chanel >= loChannel) {
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totalN++
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totalT += t
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}
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lastEvent = event
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}
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}
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double cr = 1d / (totalT / totalN - t0);
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return new Result(cr: cr, crErr: cr / Math.sqrt(totalN), num: totalN, t0: t0, loChannel: loChannel, upChannel: upChannel)
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}
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static Histogram histogram(RawNMPoint point, int loChannel = 0, int upChannel = 4000) {
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private static DoubleStream timeChain(RawNMPoint point, int loChannel = 0, int upChannel = 4000) {
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List<Double> ts = new ArrayList<>();
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NMEvent lastEvent = point.events[0];
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for (int i = 1; i < point.events.size(); i++) {
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NMEvent event = point.events[i];
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double t = event.time - lastEvent.time;
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if (t >= 0 && event.chanel <= upChannel && event.chanel >= loChannel) {
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if (t < 0) {
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lastEvent = event
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} else if (t >= 0 && event.chanel <= upChannel && event.chanel >= loChannel) {
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ts << t
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}
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lastEvent = event
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}
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return UnivariateHistogram.buildUniform(0d, 5e-4, 1e-6).fill(ts.stream().mapToDouble { it })
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}
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return ts.stream().mapToDouble { it }
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}
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/**
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* Calculate the number of events in chain with delay and channel in given regions
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* @param point
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* @param t1
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* @param t2
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* @param loChannel
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* @param upChannel
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* @return
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*/
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static long count(RawNMPoint point, double t1, double t2, int loChannel = 0, int upChannel = 4000) {
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return timeChain(point, loChannel, upChannel).filter { it > t1 && it < t2 }.count();
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}
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static Histogram histogram(RawNMPoint point, int loChannel = 0, int upChannel = 4000, double binSize = 1e-6d, int binNum = 500) {
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return UnivariateHistogram.buildUniform(0d, binSize*binNum, binSize).fill(timeChain(point, loChannel, upChannel))
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}
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static class Result {
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@ -25,35 +25,56 @@ GrindShell shell = new GrindShell(ctx)
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shell.eval {
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PlotHelper plot = plots
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File rootDir = new File("D:\\Work\\Numass\\data\\2017_05\\Fill_1")
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File rootDir = new File("D:\\Work\\Numass\\data\\2017_05\\Fill_1C")
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NumassStorage storage = NumassStorageFactory.buildLocal(rootDir);
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def set = "set_6"
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def hv = 15000;
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def point = storage.provide("loader::set_5/rawPoint::$hv", RawNMPoint.class).get();
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def histogram = PointAnalyzer.histogram(point,1000,1300).asTable();
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def loChannel = 3000;
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def upChannel = 3600;
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def point = storage.provide("loader::$set/rawPoint::$hv", RawNMPoint.class).get();
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def histogram = PointAnalyzer.histogram(point, loChannel, upChannel).asTable();
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println "finished histogram calculation..."
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plot.configure("histogram") {
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yAxis(type: "log")
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}
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plot.plot(histogram, ["frame": "histogram","showLine": true, "showSymbol": false, "showErrors": false, "connectionType": "step"]){
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plot.plot(name: hv, frame: "histogram", showLine: true, showSymbol: false, showErrors: false, connectionType: "step", histogram, {
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adapter("x.value": "x", "y.value": "count")
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}
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})
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def trueCR = PointAnalyzer.analyzePoint(point, 30e-6, loChannel, upChannel).cr
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println "The expected count rate for 30 us delay is $trueCR"
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def t0 = (1..150).collect { 5.5e-6 + 2e-7 * it }
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def plotPoints = t0.collect {
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def result = PointAnalyzer.analyzePoint(point, it)
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def statPlotPoints = t0.collect {
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def result = PointAnalyzer.analyzePoint(point, it, loChannel, upChannel)
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ValueMap.fromMap("x.value": it, "y.value": result.cr, "y.err": result.crErr);
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}
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//def cr = t0.collect { PointAnalyzer.analyzePoint(point, it).cr }
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plot.plot(plotPoints, ["name": hv])
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plot.plot(name: hv, frame: "stat-method", statPlotPoints)
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def delta = 5e-6
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def discrepancyPlotPoints = (1..20).collect { delta * it }.collect {
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def t1 = it
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def t2 = it + delta
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def result = PointAnalyzer.count(point, t1, t2, loChannel, upChannel) - (Math.exp(- trueCR * t1) - Math.exp(- trueCR * t2)) * point.length * trueCR
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ValueMap.fromMap("x.value": it + delta / 2, "y.value": result);
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}
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plot.plot(name: hv, frame: "discrepancy", discrepancyPlotPoints)
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// plot.plot(title: "dead time", from: 5.5e-6, to: 2e-5) { point.cr * 1d / (1d - 6.55e-6 * point.cr) }
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storage.close()
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}
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