BinomialProbability Class Reference

#include <BinomialProbability.h>

Public Member Functions
	BinomialProbability ()
	BinomialProbability (int hits, int entries)
int	entries () const
float	error () const
void	hit ()
int	hits () const
void	miss ()
void	update (bool hit)
float	value () const

Private Attributes
int	theHits
int	theTotal

Detailed Description

A simple class for accumulating binomial "events", i.e. events that have a yes/no outcome, and for computing the binomial error on the fraction of positive hits.

Definition at line 12 of file BinomialProbability.h.

Constructor & Destructor Documentation

BinomialProbability() [1/2]

BinomialProbability::BinomialProbability ( )

inline

Definition at line 15 of file BinomialProbability.h.

: theHits(0), theTotal(0) {}

BinomialProbability() [2/2]

BinomialProbability::BinomialProbability ( int  hits, int  entries  )

inline

Definition at line 17 of file BinomialProbability.h.

                                             : 
    theHits(hits), theTotal(entries) {}

Member Function Documentation

entries()

int BinomialProbability::entries ( ) const

inline

Definition at line 29 of file BinomialProbability.h.

{ return theTotal;}

References theTotal.

error()

float BinomialProbability::error ( ) const

inline

Definition at line 24 of file BinomialProbability.h.

                      {
    float p = value();
    return theTotal <= 1 ? 0 : sqrt( p*(1.f - p)/(theTotal-1));
  }

References f, AlCaHLTBitMon_ParallelJobs::p, mathSSE::sqrt(), theTotal, and value().

Referenced by Page1Parser.Page1Parser::check_for_whole_start_tag().

hit()

void BinomialProbability::hit ( )

inline

Definition at line 33 of file BinomialProbability.h.

{ theHits++; theTotal++;}

References theHits, and theTotal.

hits()

int BinomialProbability::hits ( ) const

inline

Definition at line 31 of file BinomialProbability.h.

{ return theHits;}

References theHits.

miss()

void BinomialProbability::miss ( )

inline

Definition at line 35 of file BinomialProbability.h.

{ theTotal++;}

References theTotal.

update()

void BinomialProbability::update ( bool  hit )

inline

Definition at line 37 of file BinomialProbability.h.

                         {
    if ( hit) theHits++;
    theTotal++;
  }

References theHits, and theTotal.

Referenced by progressbar.ProgressBar::__next__(), MatrixUtil.Matrix::__setitem__(), MatrixUtil.Steps::__setitem__(), dqm-mbProfile.Profile::finish(), progressbar.ProgressBar::finish(), and MatrixUtil.Steps::overwrite().

value()

float BinomialProbability::value ( ) const

inline

Definition at line 20 of file BinomialProbability.h.

                      {
    return theTotal == 0 ? 0 :float(theHits) / float(theTotal);
  }

References dqmMemoryStats::float, theHits, and theTotal.

Referenced by Types.int32::__nonzero__(), Types.uint32::__nonzero__(), Types.int64::__nonzero__(), Types.uint64::__nonzero__(), Types.double::__nonzero__(), Types.bool::__nonzero__(), Types.string::__nonzero__(), average.Average::average(), Types.string::configValue(), Types.FileInPath::configValue(), Mixins.UsingBlock::dumpPython(), error(), Mixins.UsingBlock::insertInto(), Types.int32::insertInto(), Types.uint32::insertInto(), Types.int64::insertInto(), Types.uint64::insertInto(), Types.double::insertInto(), Types.bool::insertInto(), Types.string::insertInto(), Types.FileInPath::insertInto(), Types.vint32::insertInto(), Types.vuint32::insertInto(), Types.vint64::insertInto(), Types.vuint64::insertInto(), Types.vdouble::insertInto(), Types.vbool::insertInto(), and Types.vstring::insertInto().

Member Data Documentation

theHits

int BinomialProbability::theHits

private

Definition at line 44 of file BinomialProbability.h.

Referenced by hit(), hits(), update(), and value().

theTotal

int BinomialProbability::theTotal

private

Definition at line 45 of file BinomialProbability.h.

Referenced by entries(), error(), hit(), miss(), update(), and value().