fitWZ Namespace Reference

Functions
def	MyChi2 (npar, g, chi2, x, iflag)

Variables
	arglist
	corrZEff
	errpar0
	ewxsection
	ezxsection
	finalChi2
	gMinuit
	ier
	par0
	sysEff
	wxsection
	zxsection

Function Documentation

def fitWZ.MyChi2	(		npar,
			g,
			chi2,
			x,
			iflag
	)

Definition at line 20 of file fitWZ.py.

def MyChi2 (npar, g, chi2, x, iflag):
      # Inverse of (Zyield,sysEff) covariance matrix
      s11 = 1./ezxsection**2/(1.-corrZEff**2)
      s22 = 1./sysEff**2/(1.-corrZEff**2)
      s12 = -corrZEff/(1.-corrZEff**2)/ezxsection/sysEff

      # Build chi2
      wxsFit = x[0]*x[1]
      zxsFit = x[1]
      effFit = x[2]
      chi2[0] = (wxsFit*(1.+effFit)-wxsection)*(wxsFit*(1.+effFit)-wxsection)/ewxsection/ewxsection
      chi2[0] += (zxsFit-zxsection)*(zxsFit-zxsection) *s11
      chi2[0] += effFit*effFit * s22
      chi2[0] += 2*(zxsFit-zxsection)*effFit * s12

# Minimation, main program

Variable Documentation

fitWZ.arglist

Definition at line 39 of file fitWZ.py.

Referenced by LASBarrelAlgorithm.CalculateParameters(), MuonResidualsFitter.dofit(), HOCalibAnalyzer.endJob(), fit::RootMinuit< Function >.init(), fit::RootMinuit< Function >.migrad(), and fit::RootMinuit< Function >.minimize().

fitWZ.corrZEff

Definition at line 17 of file fitWZ.py.

fitWZ.errpar0

Definition at line 53 of file fitWZ.py.

fitWZ.ewxsection

Definition at line 13 of file fitWZ.py.

fitWZ.ezxsection

Definition at line 15 of file fitWZ.py.

fitWZ.finalChi2

Definition at line 49 of file fitWZ.py.

fitWZ.gMinuit

Definition at line 36 of file fitWZ.py.

Referenced by SiPixelSCurveCalibrationAnalysis.doFits(), HOCalibAnalyzer.endJob(), Fit_MaximumPoint(), TkLasBeamFitter.fitter(), and EcalUncalibRecHitRecAnalFitAlgo< EBDataFrame >.makeRecHit().

fitWZ.ier

Definition at line 40 of file fitWZ.py.

fitWZ.par0

Definition at line 52 of file fitWZ.py.

Referenced by EnergyUncertaintyPhotonSpecific.computePhotonEnergyUncertainty_highR9(), EnergyUncertaintyPhotonSpecific.computePhotonEnergyUncertainty_lowR9(), HcalDbASCIIIO.createObject< HcalSiPMCharacteristics >(), DTNoiseComputation.endJob(), EcalClusterEnergyCorrectionObjectSpecific.fBremEta(), EcalClusterEnergyCorrectionObjectSpecific.fEnergy(), EcalClusterEnergyCorrectionObjectSpecific.fEt(), EcalClusterEnergyUncertaintyObjectSpecific.getValue(), and SiPixelDigitizerAlgorithm.initCal().

fitWZ.sysEff

Definition at line 16 of file fitWZ.py.

fitWZ.wxsection

Definition at line 12 of file fitWZ.py.

fitWZ.zxsection

Definition at line 14 of file fitWZ.py.