lcsim-contrib/src/main/java/org/lcsim/contrib/HansWenzel/DualCorrection
diff -N ElectronCorrection.java
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ ElectronCorrection.java 25 Sep 2009 15:11:46 -0000 1.1.2.1
@@ -0,0 +1,335 @@
+package org.lcsim.contrib.HansWenzel.DualCorrection;
+
+/**
+ *
+ * @author wenzel
+ */
+import hep.aida.ICloud1D;
+import hep.aida.IDataPoint;
+import hep.aida.IDataPointSet;
+import hep.aida.IDataPointSetFactory;
+import hep.aida.IFitFactory;
+import hep.aida.IFitResult;
+import hep.aida.IFitter;
+import hep.aida.IFunction;
+import hep.aida.IFunctionFactory;
+import hep.aida.IHistogram1D;
+import java.io.BufferedWriter;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import org.lcsim.util.aida.AIDA;
+import java.util.List;
+import org.lcsim.event.EventHeader;
+import org.lcsim.event.MCParticle;
+import org.lcsim.event.SimCalorimeterHit;
+import org.lcsim.util.Driver;
+
+public class ElectronCorrection extends Driver {
+
+ private AIDA aida = AIDA.defaultInstance();
+ String AIDAFile;
+ String file_name;
+ FileWriter fstream;
+ BufferedWriter out;
+ IFunctionFactory functionFactory;
+ IFitFactory fitFactory;
+ IDataPointSetFactory dpsf;
+ IFunction gauss;
+ boolean first;
+ boolean firstEvent;
+ double E_in;
+ Integer Ein;
+ Integer Ein_prev;
+ double E_kin;
+ String Particlename;
+ ICloud1D Edep;
+ ICloud1D Eceren;
+ double nsigmas;
+ int nbins;
+ IDataPointSet dps_emean = null;
+ IDataPointSet dps_cerenemean = null;
+ IDataPointSet[] dps_cerene = null;
+ int point_cerene[];
+ int point;
+ int point_cerenemean;
+ double[] result;
+ double errors[];
+ String[] Fitters = {"Chi2", "leastsquares", "bml", "cleverchi2"};
+ IFitter jminuit;
+ IFitResult jminuitResult;
+ @Override
+ protected void startOfData() {
+ System.out.println("Start of Data:");
+ dps_cerene = new IDataPointSet[Fitters.length];
+ point_cerene = new int[Fitters.length];
+ fitFactory = aida.analysisFactory().createFitFactory();
+ functionFactory = aida.analysisFactory().createFunctionFactory(aida.tree());
+ dpsf = aida.analysisFactory().createDataPointSetFactory(aida.tree());
+ for (int i = 0; i < Fitters.length; i++) {
+ String dpsname = "dps_cerene_" + Fitters[i];
+ point_cerene[i] = 0;
+ dps_cerene[i] = dpsf.create(dpsname, "electron response mean", 2);
+ }
+ Ein_prev = 0;
+ firstEvent = true;
+ first = true;
+ // Create a two dimensional IDataPointSet.
+ dps_emean = dpsf.create("dps_emean", "electron response mean", 2);
+ dps_cerenemean = dpsf.create("dps_cerenemean", "electron response mean", 2);
+ point = 0;
+ point_cerenemean = 0;
+ gauss = functionFactory.createFunctionByName("gauss", "G");
+ fstream = null;
+ try {
+ fstream = new FileWriter(file_name);
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ out = new BufferedWriter(fstream);
+ }
+ @Override
+ protected void process(EventHeader event) {
+ E_in = 0.0;
+ E_kin = 0.0;
+ String DirName = null;
+ List<MCParticle> particles = event.get(MCParticle.class, event.MC_PARTICLES);
+ for (MCParticle particle : particles) {
+ if (particle.getGeneratorStatus() == 0) {
+ E_in = E_in + particle.getEnergy();
+ E_kin = E_kin + particle.getEnergy() - particle.getMass();
+ if (particle.getProductionTime() == 0.0) {
+ Particlename = particle.getType().getName();
+ }
+ }
+ break;
+ }
+ Ein = (int) Math.floor(E_kin + 0.5d);
+ String E_str = Ein.toString();
+ DirName = Particlename.concat(E_str);
+ if (Ein != Ein_prev) {
+ if (first) {
+ first = false;
+ } else {
+ convertandfit();
+ }
+ Ein_prev = Ein;
+ System.out.println("First Event:");
+ System.out.println("E_in: " + E_in);
+ System.out.println("E_kin: " + E_kin);
+ System.out.println("Name: " + Particlename);
+ aida.tree().cd("/");
+ aida.tree().mkdir(DirName);
+ aida.tree().cd(DirName);
+ Edep = aida.histogramFactory().createCloud1D("Edep", "Energy Cloud", 100000, "autoConvert = false");
+ Eceren = aida.histogramFactory().createCloud1D("Eceren", "Cerenkov Cloud", 100000, "autoConvert = false");
+ System.out.println("DirName: " + DirName);
+ }
+ List<List<SimCalorimeterHit>> simCalorimeterHitCollections = event.get(SimCalorimeterHit.class);
+ double sumEEdep = 0.0;
+ double sumECeren = 0.0;
+ for (List<SimCalorimeterHit> simCalorimeterHits : simCalorimeterHitCollections) {
+ String CollectionName = event.getMetaData(simCalorimeterHits).getName();
+ if (CollectionName.substring(0, 5).equals("Edep_")) {
+ for (SimCalorimeterHit calorimeterHit : simCalorimeterHits) {
+ sumEEdep = sumEEdep + calorimeterHit.getRawEnergy();
+ }
+ } // end if Edep
+ if (CollectionName.substring(0, 6).equals("Ceren_")) {
+ for (SimCalorimeterHit calorimeterHit : simCalorimeterHits) {
+ sumECeren = sumECeren + calorimeterHit.getRawEnergy();
+ }
+ } // end if Ceren
+ } // end loop over calorimeter hit collections
+ Edep.fill(sumEEdep);
+ Eceren.fill(sumECeren);
+ }
+
+ @Override
+ protected void endOfData() {
+ System.out.println("End of Data:");
+ convertandfit();
+ aida.tree().cd("/");
+ try {
+ out.close();
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ IFunction line = functionFactory.createFunctionByName("line", "p1");
+ IFitter linefit = fitFactory.createFitter("Chi2", "jminuit");
+ IFitResult resultline = linefit.fit(dps_emean, line);
+ functionFactory.cloneFunction("e mean fitted line ", resultline.fittedFunction());
+ System.out.println("Chi2=" + resultline.quality());
+ //
+ // now deal with the cerenkov stuff:
+ //
+ for (int i = 0; i < Fitters.length; i++) {
+ System.out.println("Fitter: " + Fitters[i]);
+ resultline = linefit.fit(dps_cerene[i], line);
+ String fname = "cerenkov " + Fitters[i] + " fitted line";
+ System.out.println(fname);
+ functionFactory.cloneFunction(fname, resultline.fittedFunction());
+ System.out.println(Fitters[i] + ": " + resultline.quality());
+ }
+ try {
+ aida.saveAs(AIDAFile);
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ }
+
+ @Override
+ protected void resume() {
+ System.out.println("resume:");
+ firstEvent = true;
+ aida.cloud1D("c_Edep_energy").reset();
+ }
+
+ protected void convertandfit() {
+ System.out.println("convert and fit:");
+ IHistogram1D Edep_conv;
+ if (Edep.isConverted()) {
+ Edep_conv = Edep.histogram();
+ } else {
+ System.out.println("Converting EDep");
+ double meanc = Edep.mean();
+ double rmsc = Edep.rms();
+ nsigmas = 3.;
+ nbins = 100;
+ rmsc = meanc * 0.001;
+ double minx = meanc - nsigmas * rmsc;
+ double maxx = meanc + nsigmas * rmsc;
+ Edep.setConversionParameters(nbins, minx, maxx);
+ Edep.convertToHistogram();
+ Edep_conv = Edep.histogram();
+ }
+ gauss.setParameter("amplitude", Edep_conv.maxBinHeight());
+ gauss.setParameter("mean", Edep_conv.mean());
+ gauss.setParameter("sigma", Edep_conv.rms());
+ try {
+ out.write(Particlename + " " + Ein_prev + " GeV\n");
+ out.write(Edep_conv.maxBinHeight() + "," + Edep_conv.mean() + "," + Edep_conv.rms() + "\n");
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ dps_emean.addPoint();
+ IDataPoint dp = dps_emean.point(point);
+ dp.coordinate(1).setValue(Ein_prev);
+ dp.coordinate(1).setErrorPlus(Ein_prev * 0.001);
+ dp.coordinate(1).setErrorMinus(Ein_prev * 0.001);
+ dp.coordinate(0).setValue(Edep_conv.mean());
+ dp.coordinate(0).setErrorPlus(Edep_conv.rms());
+ dp.coordinate(0).setErrorMinus(Edep_conv.rms());
+ point++;
+ // chi 2 fit:
+ System.out.println("chi2 fit:");
+ jminuit = fitFactory.createFitter("Chi2", "jminuit");
+ jminuitResult = jminuit.fit(Edep_conv, gauss);
+ System.out.println(Edep_conv.maxBinHeight() + " , " + Edep_conv.mean() + " , " + Edep_conv.rms());
+ System.out.println("jminuit Chi2=" + jminuitResult.quality());
+ result = jminuitResult.fittedParameters();
+ functionFactory.cloneFunction("fitted gauss (jminuitchi2)", jminuitResult.fittedFunction());
+ System.out.println(result[0] + "," + result[1] + "," + result[2]);
+ try {
+ out.write(result[0] + "," + result[1] + "," + result[2] + "\n");
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+
+ // least squares fit:
+ System.out.println("least squares fit:");
+ gauss.setParameter("amplitude", Edep_conv.maxBinHeight());
+ gauss.setParameter("mean", Edep_conv.mean());
+ gauss.setParameter("sigma", Edep_conv.rms());
+ IFitter jminuitls = fitFactory.createFitter("leastsquares", "jminuit");
+ IFitResult jminuitResultls = jminuitls.fit(Edep_conv, gauss);
+ System.out.println("jminuit ls=" + jminuitResultls.quality());
+ double[] resultls = jminuitResultls.fittedParameters();
+ functionFactory.cloneFunction("fitted gauss (jminuitls)", jminuitResultls.fittedFunction());
+ System.out.println(resultls[0] + "," + resultls[1] + "," + resultls[2]);
+ try {
+ out.write(resultls[0] + "," + resultls[1] + "," + resultls[2] + "\n");
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ //
+ // now deal with cerenkov response:
+ //
+ IHistogram1D Eceren_conv;
+
+ if (Eceren.isConverted()) {
+ Eceren_conv = Eceren.histogram();
+ } else {
+ System.out.println("Converting Eceren");
+
+ double meanc = Eceren.mean();
+ double rmsc = Eceren.rms();
+ nsigmas = 5.;
+ nbins = 100;
+ double minx = meanc - nsigmas * rmsc;
+ double maxx = meanc + nsigmas * rmsc;
+ Eceren.setConversionParameters(nbins, minx, maxx);
+ Eceren.convertToHistogram();
+ Eceren_conv = Eceren.histogram();
+ }
+ gauss.setParameter("amplitude", Eceren_conv.maxBinHeight());
+ gauss.setParameter("mean", Eceren_conv.mean());
+ gauss.setParameter("sigma", Eceren_conv.rms());
+ try {
+ out.write(Particlename + " " + Ein_prev + " GeV\n");
+ out.write(Eceren_conv.maxBinHeight() + "," + Eceren_conv.mean() + "," + Eceren_conv.rms() + "\n");
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ dps_cerenemean.addPoint();
+ IDataPoint dp_cerenemean = dps_cerenemean.point(point_cerenemean);
+ dp_cerenemean.coordinate(1).setValue(Ein_prev);
+ dp_cerenemean.coordinate(1).setErrorPlus(Ein_prev * 0.001);
+ dp_cerenemean.coordinate(1).setErrorMinus(Ein_prev * 0.001);
+ dp_cerenemean.coordinate(0).setValue(Eceren_conv.mean());
+ dp_cerenemean.coordinate(0).setErrorPlus(Eceren_conv.rms());
+ dp_cerenemean.coordinate(0).setErrorMinus(Eceren_conv.rms());
+ point_cerenemean++;
+ for (int i = 0; i < Fitters.length; i++) {
+ System.out.println("Fitter: " + Fitters[i]);
+ gauss.setParameter("amplitude", Eceren_conv.maxBinHeight());
+ gauss.setParameter("mean", Eceren_conv.mean());
+ gauss.setParameter("sigma", Eceren_conv.rms());
+ jminuit = fitFactory.createFitter(Fitters[i], "jminuit");
+ jminuitResult = jminuit.fit(Eceren_conv, gauss);
+ System.out.println("jminuit " + Fitters[i] + ": " + jminuitResult.quality());
+ result = jminuitResult.fittedParameters();
+ errors = jminuitResult.errors();
+ String functionname = "ceren fitted gauss " + Fitters[i];
+ System.out.println(functionname);
+ functionFactory.cloneFunction(functionname, jminuitResult.fittedFunction());
+ System.out.println(result[0] + "," + result[1] + "," + result[2]);
+ try {
+ out.write(result[0] + "," + result[1] + "," + result[2] + "\n");
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ IDataPoint dp_cerene = dps_cerene[i].addPoint();
+ dp_cerene.coordinate(0).setValue(result[1]);
+ dp_cerene.coordinate(0).setErrorPlus(Math.abs(result[2]));
+ dp_cerene.coordinate(0).setErrorMinus(Math.abs(result[2]));
+ dp_cerene.coordinate(1).setValue(Ein_prev);
+ dp_cerene.coordinate(1).setErrorPlus(Ein_prev * 0.001);
+ dp_cerene.coordinate(1).setErrorMinus(Ein_prev * 0.001);
+ point_cerene[i]++;
+ }
+
+ try {
+ aida.saveAs(AIDAFile);
+ } catch (IOException ex) {
+ Logger.getLogger(ElectronCorrection.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ }
+
+ public void setMyFilename(String filename) {
+ System.out.println("setMyFilename");
+ file_name = filename;
+ System.out.println(file_name);
+ }
+}