ResInsight/ApplicationLibCode/ReservoirDataModel/RigEnsembleParameter.cpp
2023-08-07 13:38:27 +02:00

109 lines
3.6 KiB
C++

/////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2017- Statoil ASA
//
// ResInsight is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
// for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#include "RigEnsembleParameter.h"
#include <algorithm>
#include <cmath>
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
double RigEnsembleParameter::stdDeviation() const
{
double N = static_cast<double>( values.size() );
if ( N > 1 && isNumeric() )
{
double sumValues = 0.0;
double sumValuesSquared = 0.0;
for ( const QVariant& variant : values )
{
double value = variant.toDouble();
sumValues += value;
sumValuesSquared += value * value;
}
return std::sqrt( ( N * sumValuesSquared - sumValues * sumValues ) / ( N * ( N - 1.0 ) ) );
}
return 0.0;
}
//--------------------------------------------------------------------------------------------------
/// Standard deviation normalized by max absolute value of min/max values.
/// Produces values between 0.0 and sqrt(2.0).
//--------------------------------------------------------------------------------------------------
double RigEnsembleParameter::normalizedStdDeviation() const
{
const double eps = 1.0e-4;
double maxAbs = std::max( std::fabs( maxValue ), std::fabs( minValue ) );
if ( maxAbs < eps )
{
return 0.0;
}
double normalisedStdDev = stdDeviation() / maxAbs;
if ( normalisedStdDev < eps )
{
return 0.0;
}
return normalisedStdDev;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool RigEnsembleParameter::operator<( const RigEnsembleParameter& other ) const
{
if ( variationBin != other.variationBin )
{
return variationBin > other.variationBin; // Larger first
}
return name < other.name;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QString RigEnsembleParameter::uiName() const
{
QString stem = name;
QString variationString;
if ( isNumeric() )
{
switch ( variationBin )
{
case NO_VARIATION:
variationString = QString( " (No variation)" );
break;
case LOW_VARIATION:
variationString = QString( " (Low variation)" );
break;
case MEDIUM_VARIATION:
variationString = QString( " (Medium variation)" );
break;
case HIGH_VARIATION:
variationString = QString( " (High variation)" );
break;
}
}
return QString( "%1%2" ).arg( stem ).arg( variationString );
}