fit Directory Reference

Directory dependency graph for fit:

Files
file	combinedFit.C [code]
	Combined (simultaneous) fit of two histogram with separate functions and some common parameters.
file	ConfidenceIntervals.C [code]
	Illustrates TVirtualFitter::GetConfidenceIntervals This method computes confidence intervals for the fitted function.
file	ErrorIntegral.C [code]
	Estimate the error in the integral of a fitted function taking into account the errors in the parameters resulting from the fit.
file	exampleFit3D.C [code]
	example of fitting a 3D function Typical multidimensional parametric regression where the predictor depends on 3 variables
file	fit1.C [code]
	Simple fitting example (1-d histogram with an interpreted function)
file	fit2.C [code]
	Fitting a 2-D histogram This tutorial illustrates :
file	fit2a.C [code]
	Fitting a 2-D histogram (a variant) This tutorial illustrates :
file	fit2d.C [code]
	Example illustrating how to fit a 2-d histogram of type y=f(x)
file	fit2dHist.C [code]
	Example to fit two histograms at the same time via TVirtualFitter.
file	fitCircle.C [code]
	Generate points distributed with some errors around a circle Fit a circle through the points and draw To run the script, do, eg.
file	fitcont.C [code]
	Example illustrating how to draw the n-sigma contour of a Minuit fit.
file	fitConvolution.C [code]
	Tutorial for convolution of two functions.
file	fitEllipseTGraphDLSF.cxx [code]
file	fitEllipseTGraphRMM.cxx [code]
file	fitExclude.C [code]
	Illustrates how to fit excluding points in a given range.
file	fithist.C [code]
	Example of fit where the model is histogram + function.
file	fitLinear.C [code]
	Example of fitting with a linear function, using TLinearFitter This example is for a TGraphErrors, but it can also be used when fitting a histogram, a TGraph2D or a TMultiGraph.
file	fitLinear2.C [code]
	Fit a 5d hyperplane by n points, using the linear fitter directly.
file	fitLinearRobust.C [code]
	This tutorial shows how the least trimmed squares regression, included in the TLinearFitter class, can be used for fitting in cases when the data contains outliers.
file	fitMultiGraph.C [code]
	fitting a parabola to a multigraph of 3 partly overlapping graphs with different errors
file	fitNormSum.C [code]
	Tutorial for normalized sum of two functions Here: a background exponential and a crystalball function Parameters can be set:
file	fitpanel_playback.C [code]
	This file will test all the transient frames (aka Dialog windows) displayed in the fitpanel, as the rest of the functionality is tried automatically with the UnitTest.C unit.
file	fitslicesy.C [code]
	Illustrates how to use the TH1::FitSlicesY function It uses the TH2F histogram generated in macro hsimple.C It invokes FitSlicesY and draw the fitted "mean" and "sigma" in 2 sepate pads.
file	FittingDemo.C [code]
	Example for fitting signal/background.
file	graph2dfit.C [code]
	Fitting a TGraph2D.
file	Ifit.C [code]
	Example of a program to fit non-equidistant data points.
file	langaus.C [code]
	Convoluted Landau and Gaussian Fitting Function (using ROOT's Landau and Gauss functions)
file	line3Dfit.C [code]
	Fitting of a TGraph2D with a 3D straight line.
file	minuit2FitBench.C [code]
	Demonstrate performance and usage of Minuit2 and Fumili2 for monodimensional fits.
file	minuit2FitBench2D.C [code]
file	minuit2GausFit.C [code]
	Perform fits with different configurations using Minuit2.
file	multidimfit.C [code]
	Multi-Dimensional Parametrisation and Fitting.
file	multifit.C [code]
	Fitting multiple functions to different ranges of a 1-D histogram Example showing how to fit in a sub-range of an histogram An histogram is created and filled with the bin contents and errors defined in the table below.
file	myfit.C [code]
	Get in memory an histogram from a root file and fit a user defined function.
file	NumericalMinimization.C [code]
	Example on how to use the new Minimizer class in ROOT Show usage with all the possible minimizers.
file	qa2.C [code]
	Test generation of random numbers distributed according to a function defined by the user.
file	TestBinomial.C [code]
	Perform a fit to a set of data with binomial errors like those derived from the division of two histograms.
file	TwoHistoFit2D.C [code]
	Example to fit two histograms at the same time.