Author: holly
Date: Tue Dec 16 09:26:44 2014
New Revision: 1755
Log:
Modified classes to exlude use of raw energy
Modified:
java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/EcalClusterIC.java
java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/HPSEcalClusterIC.java
java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/cluster/EcalClusterIC.java
Modified: java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/EcalClusterIC.java
=============================================================================
--- java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/EcalClusterIC.java (original)
+++ java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/EcalClusterIC.java Tue Dec 16 09:26:44 2014
@@ -31,13 +31,17 @@
* This Driver creates clusters from the CalorimeterHits of an
* {@link org.lcsim.geometry.subdetectur.HPSEcal3} detector.
*
- * This clustering logic is based on that from the CLAS-Note-2005-001.
+ * This clustering logic is based on that from the CLAS-Note-2005-001.The analysis
+ * and position corrections are described here:
+ * <a href="https://misportal.jlab.org/mis/physics/hps_notes/index.cfm?note_year=2014">HPS Note 2014-001</a>
+ *
* This sorts hits from highest to lowest energy and build clusters around
* each local maximum/seed hit. Common hits are distributed between clusters
* when minimum between two clusters. There is a threshold cut for minimum
* hit energy, minimum cluster energy, and minimum seed hit energy. There is
* also a timing threshold with respect to the seed hit. All of these parameters
- * are tunable and should be refined with more analysis.
+ * are tunable and should be refined with more analysis. Energy corrections
+ * are applied separately.
*
*
* @author Holly Szumila-Vance <[log in to unmask]>
@@ -80,37 +84,24 @@
double minTime = 0.0;
// Maximum time cut window range. Units in ns.
double timeWindow = 20.0;
- // Variables for electron energy corrections
- static final double ELECTRON_ENERGY_A = -0.0027;
- static final double ELECTRON_ENERGY_B = -0.06;
- static final double ELECTRON_ENERGY_C = 0.95;
- // Variables for positron energy corrections
- static final double POSITRON_ENERGY_A = -0.0096;
- static final double POSITRON_ENERGY_B = -0.042;
- static final double POSITRON_ENERGY_C = 0.94;
- // Variables for photon energy corrections
- static final double PHOTON_ENERGY_A = 0.0015;
- static final double PHOTON_ENERGY_B = -0.047;
- static final double PHOTON_ENERGY_C = 0.94;
// Variables for electron position corrections
static final double ELECTRON_POS_A = 0.0066;
- static final double ELECTRON_POS_B = -0.03;
- static final double ELECTRON_POS_C = 0.028;
- static final double ELECTRON_POS_D = -0.45;
- static final double ELECTRON_POS_E = 0.465;
+ static final double ELECTRON_POS_B = -0.03;
+ static final double ELECTRON_POS_C = 0.028;
+ static final double ELECTRON_POS_D = -0.45;
+ static final double ELECTRON_POS_E = 0.465;
// Variables for positron position corrections
- static final double POSITRON_POS_A = 0.0072;
- static final double POSITRON_POS_B = -0.031;
- static final double POSITRON_POS_C = 0.007;
- static final double POSITRON_POS_D = 0.342;
- static final double POSITRON_POS_E = 0.108;
+ static final double POSITRON_POS_A = 0.0072;
+ static final double POSITRON_POS_B = -0.031;
+ static final double POSITRON_POS_C = 0.007;
+ static final double POSITRON_POS_D = 0.342;
+ static final double POSITRON_POS_E = 0.108;
// Variables for photon position corrections
- static final double PHOTON_POS_A = 0.005;
- static final double PHOTON_POS_B = -0.032;
- static final double PHOTON_POS_C = 0.011;
- static final double PHOTON_POS_D = -0.037;
- static final double PHOTON_POS_E = 0.294;
-
+ static final double PHOTON_POS_A = 0.005;
+ static final double PHOTON_POS_B = -0.032;
+ static final double PHOTON_POS_C = 0.011;
+ static final double PHOTON_POS_D = -0.037;
+ static final double PHOTON_POS_E = 0.294;
public void setClusterCollectionName(String clusterCollectionName) {
@@ -512,23 +503,6 @@
seedEnergyTot.put(seedA, currEnergyA);
seedEnergyTot.put(seedB, currEnergyB);
}
-
-
- // Make mapping to contain clusters with corrected energy.
- Map<CalorimeterHit, Double> seedEnergyCorr = new HashMap<CalorimeterHit, Double>();
-
- // Energy Corrections as per HPS Note 2014-001
- // Iterate through known clusters with energies and apply correction.
- for (Map.Entry<CalorimeterHit, Double> entryC : seedEnergyTot.entrySet()) {
- double rawEnergy = entryC.getValue();
-
- // Energy correction for initial guess of electron:
- int pdg = 11;
- double corrEnergy = enCorrection(pdg, rawEnergy);
-
- seedEnergyCorr.put(entryC.getKey(), corrEnergy);
- }// end of energy corrections
-
// Cluster Position as per HPS Note 2014-001
// Create map with seed as key to position/centroid value
@@ -626,7 +600,7 @@
// Loop over seeds
for (Map.Entry<CalorimeterHit, CalorimeterHit> entry2 : hitSeedMap.entrySet()) {
if (entry2.getKey() == entry2.getValue()){
- if(seedEnergyCorr.get(entry2.getKey())<clusterEnergyThreshold)
+ if(seedEnergyTot.get(entry2.getKey())<clusterEnergyThreshold)
{
//Not clustered for not passing cuts
rejectedHitList.add(entry2.getKey());
@@ -656,20 +630,10 @@
}
}
- //Input both raw and corrected cluster energies
- if (seedEnergyCorr.values().size() > 0){
- //The following line is correct (corrected energy for electron):
-// cluster.setEnergy(seedEnergyCorr.get(entry2.getKey()));
-
- /*TODO:
- * Correct function in recon particle driver to include recalculation
- * of energy corrections if electron also.
- */
- //The following line is being used to play nice with online monitoring
- // which is using the raw energy.
+ //Input uncorrected cluster energies
+ if (seedEnergyTot.values().size() > 0){
cluster.setEnergy(seedEnergyTot.get(entry2.getKey()));
-
- cluster.setRawEnergy(seedEnergyTot.get(entry2.getKey()));
+ cluster.setUncorrectedEnergy(seedEnergyTot.get(entry2.getKey()));
}
//Input both uncorrected and corrected cluster positions.
@@ -799,34 +763,7 @@
* @param rawEnergy Raw Energy of the cluster (sum of hits with shared hit distribution)
* @return Corrected Energy
*/
- public double enCorrection(int pdg, double rawEnergy){
- if (pdg == 11) { // Particle is electron
- return energyCorrection(rawEnergy, ELECTRON_ENERGY_A, ELECTRON_ENERGY_B, ELECTRON_ENERGY_C);
- }
- else if (pdg == -11) { //Particle is positron
- return energyCorrection(rawEnergy, POSITRON_ENERGY_A, POSITRON_ENERGY_B, POSITRON_ENERGY_C);
- }
- else if (pdg == 22) { //Particle is photon
- return energyCorrection(rawEnergy, PHOTON_ENERGY_A, PHOTON_ENERGY_B, PHOTON_ENERGY_C);
- }
- else { //Unknown
- double corrEnergy = rawEnergy;
- return corrEnergy;}
-
- }
-
- /**
- * Calculates the energy correction to a cluster given the variables from the fit as per
- * <a href="https://misportal.jlab.org/mis/physics/hps_notes/index.cfm?note_year=2014">HPS Note 2014-001</a>
- * @param rawEnergy Raw energy of the cluster
- * @param A,B,C from fitting in note
- * @return Corrected Energy
- */
- public double energyCorrection(double rawEnergy, double varA, double varB, double varC){
- double corrEnergy = rawEnergy / (varA * rawEnergy + varB / (Math.sqrt(rawEnergy)) + varC);
- return corrEnergy;
- }
-
+
/**
* Calculates position correction based on cluster raw energy, x calculated position,
Modified: java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/HPSEcalClusterIC.java
=============================================================================
--- java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/HPSEcalClusterIC.java (original)
+++ java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/HPSEcalClusterIC.java Tue Dec 16 09:26:44 2014
@@ -17,6 +17,7 @@
private double[] rawPosition = new double[3];
private ArrayList<CalorimeterHit> allHitList = new ArrayList<CalorimeterHit>();
private ArrayList<CalorimeterHit> sharedHitList = new ArrayList<CalorimeterHit>();
+ protected double uncorrected_energy;
// Variables for electron energy corrections
static final double ELECTRON_ENERGY_A = -0.0027;
@@ -84,6 +85,24 @@
}
/**
+ * Sets the uncorrected cluster energy. External calculation in clustering due to inclusion
+ * of shared hit distributed energies.
+ */
+ public void setUncorrectedEnergy(double uncorrectedE)
+ {
+ uncorrected_energy = uncorrectedE;
+ }
+
+ /**
+ * Returns the uncorrected energy of a cluster as set by cluster.
+ */
+ public double getUncorrectedEnergy()
+ {
+ return this.uncorrected_energy;
+ }
+
+
+ /**
* Gets the cluster hits that are not shared with other clusters.
* @return Returns the clusters as a <code>List</code> object
* containing <code>CalorimeterHit</code> objects.
@@ -107,12 +126,6 @@
return this.rawPosition;
}
- /**
- * Do an external calculation of the raw energy and set it. Includes shared hit distribution.
- */
- public void setRawEnergy(double rawEnergy){
- raw_energy = rawEnergy;
- }
/**
* Inputs the corrected position of the cluster, see HPS Note 2014-001.
@@ -209,7 +222,7 @@
}
private void recalculateForParticleID(int pid) {
- double rawE = getRawEnergy();
+ double rawE = getEnergy();
double corrE = enCorrection(pid, rawE);
setEnergy(corrE);
double rawP[] = getPosition();
Modified: java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/cluster/EcalClusterIC.java
=============================================================================
--- java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/cluster/EcalClusterIC.java (original)
+++ java/trunk/ecal-recon/src/main/java/org/hps/recon/ecal/cluster/EcalClusterIC.java Tue Dec 16 09:26:44 2014
@@ -30,13 +30,17 @@
* This Driver creates clusters from the CalorimeterHits of an
* {@link org.lcsim.geometry.subdetectur.HPSEcal3} detector.
*
- * This clustering logic is based on that from the CLAS-Note-2005-001.
+ * This clustering logic is based on that from the CLAS-Note-2005-001.The analysis
+ * and position corrections are described here:
+ * <a href="https://misportal.jlab.org/mis/physics/hps_notes/index.cfm?note_year=2014">HPS Note 2014-001</a>
+ *
* This sorts hits from highest to lowest energy and build clusters around
* each local maximum/seed hit. Common hits are distributed between clusters
* when minimum between two clusters. There is a threshold cut for minimum
* hit energy, minimum cluster energy, and minimum seed hit energy. There is
* also a timing threshold with respect to the seed hit. All of these parameters
- * are tunable and should be refined with more analysis.
+ * are tunable and should be refined with more analysis. Energy corrections
+ * are applied separately.
*
*
* @author Holly Szumila-Vance <[log in to unmask]>
@@ -79,37 +83,24 @@
double minTime = 0.0;
// Maximum time cut window range. Units in ns.
double timeWindow = 20.0;
- // Variables for electron energy corrections
- static final double ELECTRON_ENERGY_A = -0.0027;
- static final double ELECTRON_ENERGY_B = -0.06;
- static final double ELECTRON_ENERGY_C = 0.95;
- // Variables for positron energy corrections
- static final double POSITRON_ENERGY_A = -0.0096;
- static final double POSITRON_ENERGY_B = -0.042;
- static final double POSITRON_ENERGY_C = 0.94;
- // Variables for photon energy corrections
- static final double PHOTON_ENERGY_A = 0.0015;
- static final double PHOTON_ENERGY_B = -0.047;
- static final double PHOTON_ENERGY_C = 0.94;
// Variables for electron position corrections
static final double ELECTRON_POS_A = 0.0066;
- static final double ELECTRON_POS_B = -0.03;
- static final double ELECTRON_POS_C = 0.028;
- static final double ELECTRON_POS_D = -0.45;
- static final double ELECTRON_POS_E = 0.465;
+ static final double ELECTRON_POS_B = -0.03;
+ static final double ELECTRON_POS_C = 0.028;
+ static final double ELECTRON_POS_D = -0.45;
+ static final double ELECTRON_POS_E = 0.465;
// Variables for positron position corrections
- static final double POSITRON_POS_A = 0.0072;
- static final double POSITRON_POS_B = -0.031;
- static final double POSITRON_POS_C = 0.007;
- static final double POSITRON_POS_D = 0.342;
- static final double POSITRON_POS_E = 0.108;
+ static final double POSITRON_POS_A = 0.0072;
+ static final double POSITRON_POS_B = -0.031;
+ static final double POSITRON_POS_C = 0.007;
+ static final double POSITRON_POS_D = 0.342;
+ static final double POSITRON_POS_E = 0.108;
// Variables for photon position corrections
- static final double PHOTON_POS_A = 0.005;
- static final double PHOTON_POS_B = -0.032;
- static final double PHOTON_POS_C = 0.011;
- static final double PHOTON_POS_D = -0.037;
- static final double PHOTON_POS_E = 0.294;
-
+ static final double PHOTON_POS_A = 0.005;
+ static final double PHOTON_POS_B = -0.032;
+ static final double PHOTON_POS_C = 0.011;
+ static final double PHOTON_POS_D = -0.037;
+ static final double PHOTON_POS_E = 0.294;
public void setClusterCollectionName(String clusterCollectionName) {
@@ -511,23 +502,6 @@
seedEnergyTot.put(seedA, currEnergyA);
seedEnergyTot.put(seedB, currEnergyB);
}
-
-
- // Make mapping to contain clusters with corrected energy.
- Map<CalorimeterHit, Double> seedEnergyCorr = new HashMap<CalorimeterHit, Double>();
-
- // Energy Corrections as per HPS Note 2014-001
- // Iterate through known clusters with energies and apply correction.
- for (Map.Entry<CalorimeterHit, Double> entryC : seedEnergyTot.entrySet()) {
- double rawEnergy = entryC.getValue();
-
- // Energy correction for initial guess of electron:
- int pdg = 11;
- double corrEnergy = enCorrection(pdg, rawEnergy);
-
- seedEnergyCorr.put(entryC.getKey(), corrEnergy);
- }// end of energy corrections
-
// Cluster Position as per HPS Note 2014-001
// Create map with seed as key to position/centroid value
@@ -625,7 +599,7 @@
// Loop over seeds
for (Map.Entry<CalorimeterHit, CalorimeterHit> entry2 : hitSeedMap.entrySet()) {
if (entry2.getKey() == entry2.getValue()){
- if(seedEnergyCorr.get(entry2.getKey())<clusterEnergyThreshold)
+ if(seedEnergyTot.get(entry2.getKey())<clusterEnergyThreshold)
{
//Not clustered for not passing cuts
rejectedHitList.add(entry2.getKey());
@@ -655,10 +629,10 @@
}
}
- //Input both raw and corrected cluster energies
- if (seedEnergyCorr.values().size() > 0){
- cluster.setEnergy(seedEnergyCorr.get(entry2.getKey()));
- cluster.setRawEnergy(seedEnergyTot.get(entry2.getKey()));
+ //Input uncorrected cluster energies
+ if (seedEnergyTot.values().size() > 0){
+ cluster.setEnergy(seedEnergyTot.get(entry2.getKey()));
+ cluster.setUncorrectedEnergy(seedEnergyTot.get(entry2.getKey()));
}
//Input both uncorrected and corrected cluster positions.
@@ -788,34 +762,7 @@
* @param rawEnergy Raw Energy of the cluster (sum of hits with shared hit distribution)
* @return Corrected Energy
*/
- public double enCorrection(int pdg, double rawEnergy){
- if (pdg == 11) { // Particle is electron
- return energyCorrection(rawEnergy, ELECTRON_ENERGY_A, ELECTRON_ENERGY_B, ELECTRON_ENERGY_C);
- }
- else if (pdg == -11) { //Particle is positron
- return energyCorrection(rawEnergy, POSITRON_ENERGY_A, POSITRON_ENERGY_B, POSITRON_ENERGY_C);
- }
- else if (pdg == 22) { //Particle is photon
- return energyCorrection(rawEnergy, PHOTON_ENERGY_A, PHOTON_ENERGY_B, PHOTON_ENERGY_C);
- }
- else { //Unknown
- double corrEnergy = rawEnergy;
- return corrEnergy;}
-
- }
-
- /**
- * Calculates the energy correction to a cluster given the variables from the fit as per
- * <a href="https://misportal.jlab.org/mis/physics/hps_notes/index.cfm?note_year=2014">HPS Note 2014-001</a>
- * @param rawEnergy Raw energy of the cluster
- * @param A,B,C from fitting in note
- * @return Corrected Energy
- */
- public double energyCorrection(double rawEnergy, double varA, double varB, double varC){
- double corrEnergy = rawEnergy / (varA * rawEnergy + varB / (Math.sqrt(rawEnergy)) + varC);
- return corrEnergy;
- }
-
+
/**
* Calculates position correction based on cluster raw energy, x calculated position,
|
