MuonCalib::MeanRMS Class Reference

#include <MeanRMS.h>

Collaboration diagram for MuonCalib::MeanRMS:

Public Member Functions
	MeanRMS ()
void	Insert (double x)
double	GetMean () const
double	GetRMS () const
int	GetN () const

Private Attributes
double	m_sum_x
double	m_sum_x_sq
int	m_n_ent

Detailed Description

Definition at line 9 of file MeanRMS.h.

Constructor & Destructor Documentation

MeanRMS()

MuonCalib::MeanRMS::MeanRMS ( )

inline

Definition at line 11 of file MeanRMS.h.

: m_sum_x(0.), m_sum_x_sq(0.), m_n_ent(0) {}

Member Function Documentation

GetMean()

double MuonCalib::MeanRMS::GetMean ( ) const

inline

Definition at line 17 of file MeanRMS.h.

                                      {
            if (m_n_ent == 0) return 0;
            return m_sum_x / static_cast<double>(m_n_ent);
        }

GetN()

int MuonCalib::MeanRMS::GetN ( ) const

inline

Definition at line 26 of file MeanRMS.h.

{ return m_n_ent; }

GetRMS()

double MuonCalib::MeanRMS::GetRMS ( ) const

inline

Definition at line 21 of file MeanRMS.h.

                                     {
            if (m_n_ent == 0) return 0;
            double mean = GetMean();
            return std::sqrt(m_sum_x_sq / static_cast<double>(m_n_ent) - mean * mean);
        }

Insert()

void MuonCalib::MeanRMS::Insert ( double  x )

inline

Definition at line 12 of file MeanRMS.h.

                                     {
            m_sum_x += x;
            m_sum_x_sq += x * x;
            m_n_ent++;
        }

Member Data Documentation

m_n_ent

int MuonCalib::MeanRMS::m_n_ent

private

Definition at line 31 of file MeanRMS.h.

m_sum_x

double MuonCalib::MeanRMS::m_sum_x

private

Definition at line 29 of file MeanRMS.h.

m_sum_x_sq

double MuonCalib::MeanRMS::m_sum_x_sq

private

Definition at line 30 of file MeanRMS.h.

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The documentation for this class was generated from the following file:

• MeanRMS.h