Variables
	a0 = ROOT.RooRealVar("a0", "a0", 0.5, 0.0, 1.0)
	a1 = ROOT.RooRealVar("a1", "a1", -0.2, 0.0, 1.0)
	bkg = ROOT.RooChebychev("bkg", "Background", x, [a0, a1])
	bkgfrac = ROOT.RooRealVar("bkgfrac", "fraction of background", 0.5, 0.0, 1.0)
	c = ROOT.TCanvas("rf201_composite", "rf201_composite", 600, 600)
	Components
	data = model.generate({x}, 1000)
	LineColor
	LineStyle
	mean = ROOT.RooRealVar("mean", "mean of gaussians", 5)
	model = ROOT.RooAddPdf("model", "g1+g2+a", [bkg, sig], [bkgfrac])
	model2 = ROOT.RooAddPdf("model", "g1+g2+a", [bkg, sig1, sig2], [bkgfrac, sig1frac], True)
	PrintLevel
	sig = ROOT.RooAddPdf("sig", "Signal", [sig1, sig2], [sig1frac])
	sig1 = ROOT.RooGaussian("sig1", "Signal component 1", x, mean, sigma1)
	sig1frac = ROOT.RooRealVar("sig1frac", "fraction of component 1 in signal", 0.8, 0.0, 1.0)
	sig2 = ROOT.RooGaussian("sig2", "Signal component 2", x, mean, sigma2)
	sigma1 = ROOT.RooRealVar("sigma1", "width of gaussians", 0.5)
	sigma2 = ROOT.RooRealVar("sigma2", "width of gaussians", 1)
	x = ROOT.RooRealVar("x", "x", 0, 10)
	xframe = x.frame(Title="Example of composite pdf=(sig1+sig2)+bkg")

Variable Documentation

◆ a0

rf201_composite.a0 = ROOT.RooRealVar("a0", "a0", 0.5, 0.0, 1.0)

Definition at line 35 of file rf201_composite.py.

◆ a1

rf201_composite.a1 = ROOT.RooRealVar("a1", "a1", -0.2, 0.0, 1.0)

Definition at line 36 of file rf201_composite.py.

◆ bkg

rf201_composite.bkg = ROOT.RooChebychev("bkg", "Background", x, [a0, a1])

Definition at line 37 of file rf201_composite.py.

◆ bkgfrac

rf201_composite.bkgfrac = ROOT.RooRealVar("bkgfrac", "fraction of background", 0.5, 0.0, 1.0)

Definition at line 52 of file rf201_composite.py.

◆ c

rf201_composite.c = ROOT.TCanvas("rf201_composite", "rf201_composite", 600, 600)

Definition at line 101 of file rf201_composite.py.

◆ Components

rf201_composite.Components

Definition at line 70 of file rf201_composite.py.

◆ data

rf201_composite.data = model.generate({x}, 1000)

Definition at line 59 of file rf201_composite.py.

◆ LineColor

rf201_composite.LineColor

Definition at line 96 of file rf201_composite.py.

◆ LineStyle

rf201_composite.LineStyle

Definition at line 70 of file rf201_composite.py.

◆ mean

rf201_composite.mean = ROOT.RooRealVar("mean", "mean of gaussians", 5)

Definition at line 27 of file rf201_composite.py.

◆ model

rf201_composite.model = ROOT.RooAddPdf("model", "g1+g2+a", [bkg, sig], [bkgfrac])

Definition at line 53 of file rf201_composite.py.

◆ model2

rf201_composite.model2 = ROOT.RooAddPdf("model", "g1+g2+a", [bkg, sig1, sig2], [bkgfrac, sig1frac], True)

Definition at line 85 of file rf201_composite.py.

◆ PrintLevel

rf201_composite.PrintLevel

Definition at line 62 of file rf201_composite.py.

◆ sig

rf201_composite.sig = ROOT.RooAddPdf("sig", "Signal", [sig1, sig2], [sig1frac])

Definition at line 46 of file rf201_composite.py.

◆ sig1

rf201_composite.sig1 = ROOT.RooGaussian("sig1", "Signal component 1", x, mean, sigma1)

Definition at line 31 of file rf201_composite.py.

◆ sig1frac

rf201_composite.sig1frac = ROOT.RooRealVar("sig1frac", "fraction of component 1 in signal", 0.8, 0.0, 1.0)

Definition at line 45 of file rf201_composite.py.

◆ sig2

rf201_composite.sig2 = ROOT.RooGaussian("sig2", "Signal component 2", x, mean, sigma2)

Definition at line 32 of file rf201_composite.py.

◆ sigma1

rf201_composite.sigma1 = ROOT.RooRealVar("sigma1", "width of gaussians", 0.5)

Definition at line 28 of file rf201_composite.py.

◆ sigma2

rf201_composite.sigma2 = ROOT.RooRealVar("sigma2", "width of gaussians", 1)

Definition at line 29 of file rf201_composite.py.

◆ x

rf201_composite.x = ROOT.RooRealVar("x", "x", 0, 10)

Definition at line 23 of file rf201_composite.py.

◆ xframe

rf201_composite.xframe = x.frame(Title="Example of composite pdf=(sig1+sig2)+bkg")

Definition at line 65 of file rf201_composite.py.

Variables