Beispiel #1
0
numEvts = dh.sum(False)
print numEvts

# In[10]:

tot.fitTo(dh)

# In[11]:

massFrame = mass.frame()
massFrame.SetTitle("Phi signal")
dh.plotOn(massFrame)
tot.plotOn(massFrame)
gauss.plotOn(massFrame, LineColor(kGreen), LineStyle(kDashed),
             Normalization((sFrac.getValV() * numEvts) / (numEvts)))
cheb.plotOn(massFrame, LineColor(kMagenta), LineStyle(kDotted),
            Normalization(((1.0 - sFrac.getValV()) * numEvts) / (numEvts)))
tot.paramOn(massFrame, Layout(0.60, 0.99, 0.75))
massFrame.Draw()

# In[12]:

plotmax = hist.GetMaximum() * 1.05
sidesigma = sigma.getValV()
leftlowside = -7. * sidesigma + mean.getValV()
leftupside = -5. * sidesigma + mean.getValV()
rightlowside = +5. * sidesigma + mean.getValV()
rightupside = +7. * sidesigma + mean.getValV()

signallow = -3. * sidesigma + mean.getValV()
signalup = +3. * sidesigma + mean.getValV()
Beispiel #2
0
mean.setConstant(False)
gamma.setConstant(False)
sigma_1.setConstant(False)
sigma_2.setConstant(False)
rPhifit = tot.fitTo(splotData,Range(phimin,phimax),RooFit.NumCPU(args.ncpu),RooFit.Verbose(False))
nfits = nfits + 1

c = TCanvas("canvas","canvas",1200,900)
phiFrame = masskk.frame(Range(phimin,phimax),Normalization((nSig.getValV() + nBkg.getValV())), Title("#phi Mass"))
splotData.plotOn(phiFrame)
ratio = 1.0/float(nfits)

tot.plotOn(phiFrame,Normalization(ratio))
bFrac = (nBkg.getValV())/(nSig.getValV() + nBkg.getValV())
bkg.plotOn(phiFrame,LineColor(kRed),Normalization(bFrac),LineStyle(kDashed))
signal.plotOn(phiFrame,LineColor(kGreen),Normalization(1.0-bFrac))

a0.setConstant(True)
a1.setConstant(True)
a2.setConstant(True)
a3.setConstant(True)
a4.setConstant(True)
nBkg.setConstant(True)

tot.paramOn(phiFrame,RooFit.Layout(0.57,0.99,0.65))

phiFrame.Draw()

sidesigma = np.sqrt((rFrac.getValV())*sigma_1.getValV()**2 + (1.0 - (rFrac.getValV()))*sigma_2.getValV()**2)
Beispiel #3
0
# In[10]:


tot.fitTo(dh)


# In[11]:


massFrame = mass.frame()
massFrame.SetTitle("Phi signal")
dh.plotOn(massFrame)
tot.plotOn(massFrame)
gauss.plotOn(massFrame,LineColor(kGreen),LineStyle(kDashed),Normalization((sFrac.getValV()*numEvts)/(numEvts)))
cheb.plotOn(massFrame,LineColor(kMagenta),LineStyle(kDotted),Normalization(((1.0-sFrac.getValV())*numEvts)/(numEvts)))
tot.paramOn(massFrame,Layout(0.60,0.99,0.75));
massFrame.Draw()


# In[12]:


plotmax = hist.GetMaximum()*1.05
sidesigma = sigma.getValV()
leftlowside = -7.*sidesigma + mean.getValV()
leftupside = -5.*sidesigma + mean.getValV()
rightlowside = +5.*sidesigma + mean.getValV()
rightupside = +7.*sidesigma + mean.getValV()

signallow = -3.*sidesigma + mean.getValV()