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ProfileBin1D.h
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// -*- C++ -*-
//
// This file is part of YODA -- Yet more Objects for Data Analysis
// Copyright (C) 2008-2011 The YODA collaboration (see AUTHORS for details)
//
#ifndef YODA_ProfileBin1D_h
#define YODA_ProfileBin1D_h
#include "YODA/Bin1D.h"
#include "YODA/Exceptions.h"
namespace YODA {
/// A Bin in a 1D profile histogram.
class ProfileBin1D : public Bin1D {
/// Profile1D is a friend to add/subtract bins
friend class Profile1D;
public:
/// @name Constructors
//@{
/// Constructor giving bin low and high edges.
ProfileBin1D(double lowedge, double highedge);
/// Constructor giving bin low and high edges as a pair.
ProfileBin1D(std::pair<double,double> edges);
//@}
/// @name Modifiers
//@{
/// Fill histo by value and weight.
void fill(double x, double d, double weight=1.0);
/// Fill histo with @a weight at bin midpoint.
void fillBin(double d, double weight=1.0);
/// Reset the bin.
void reset();
/// Rescale as if all fill weights had been different by factor @a scalefactor.
void scaleW(double scalefactor) {
_xdbn.scaleW(scalefactor);
_ydbn.scaleW(scalefactor);
}
//@}
public:
/// @name Bin content info
//@{
double mean() const {
return _ydbn.mean();
}
double stdDev() const {
return _ydbn.stdDev();
}
double variance() const {
return _ydbn.variance();
}
double stdErr() const {
return _ydbn.stdErr();
}
//@}
public:
/// Add two bins (for use by Profile1D).
ProfileBin1D& operator += (const ProfileBin1D& toAdd) {
return add(toAdd);
}
/// Subtract two bins
ProfileBin1D& operator -= (const ProfileBin1D& toSubtract) {
return subtract(toSubtract);
}
protected:
/// Add two bins (internal, explicitly named version)
ProfileBin1D& add(const ProfileBin1D&);
/// Subtract one bin from another (internal, explicitly named version)
ProfileBin1D& subtract(const ProfileBin1D&);
public:
/// The sum of y*weight
double sumWY() const {
return _ydbn.sumWX();
}
/// The sum of y^2 * weight
double sumWY2() const {
return _ydbn.sumWX2();
}
private:
// Distribution of weighted data values
Dbn1D _ydbn;
};
ProfileBin1D operator + (const ProfileBin1D& a, const ProfileBin1D& b);
ProfileBin1D operator - (const ProfileBin1D& a, const ProfileBin1D& b);
}
#endif

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