Comparator.cc File Reference

#include <TFile.h>
#include <TH1.h>
#include <TH2.h>
#include <TPaveStats.h>
#include <TStyle.h>
#include <cassert>
#include <cstdlib>
#include <sstream>
#include "Validation/RecoParticleFlow/interface/Comparator.h"
#include "Validation/RecoParticleFlow/interface/NicePlot.h"
#include "Validation/RecoParticleFlow/interface/TH2Analyzer.h"

Go to the source code of this file.

Functions
Double_t	fitFunction_f (Double_t *x, Double_t *par)

Function Documentation

Double_t fitFunction_f	(	Double_t *	x,
		Double_t *	par
	)

Definition at line 121 of file Comparator.cc.

References mathSSE::sqrt(), and relativeConstraints::value.

Referenced by Comparator::DrawGaussSigmaOverMeanXSlice(), and Comparator::DrawGaussSigmaSlice().

                                                   {
  const Double_t value =
      sqrt(par[0] * par[0] + par[1] * par[1] * (x[0] - par[3]) + par[2] * par[2] * (x[0] - par[3]) * (x[0] - par[3])) /
      x[0];
  return value;
}