StatisticsData.h

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//# Copyright (C) 2000,2001
//# Associated Universities, Inc. Washington DC, USA.
//#
//# This library is free software; you can redistribute it and/or modify it
//# under the terms of the GNU Library General Public License as published by
//# the Free Software Foundation; either version 2 of the License, or (at your
//# option) any later version.
//#
//# This library 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 Library General Public
//# License for more details.
//#
//# You should have received a copy of the GNU Library General Public License
//# along with this library; if not, write to the Free Software Foundation,
//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
//#
//# Correspondence concerning AIPS++ should be addressed as follows:
//#        Internet email: aips2-request@nrao.edu.
//#        Postal address: AIPS++ Project Office
//#                        National Radio Astronomy Observatory
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//# $Id: HostInfoDarwin.h 21521 2014-12-10 08:06:42Z gervandiepen $
 
#ifndef SCIMATH_STATSISTICSDATA_H
#define SCIMATH_STATSISTICSDATA_H
 
#include <casacore/casa/aips.h>
 
#include <map>
#include <set>
#include <math.h>
 
namespace casacore {
 
class String;
 
// This class defines the enum of supported statistics types in the statistics
// framework.
 
class StatisticsData {
public:
 
    // implemented algorithms
    enum ALGORITHM {
        BIWEIGHT,
        CHAUVENETCRITERION,
        CLASSICAL,
        FITTOHALF,
        HINGESFENCES
    };
 
    enum STATS {
        MAX,
        MEAN,
        MIN,
        NPTS,
        RMS,
        STDDEV,
        SUM,
        SUMSQ,
        // sum of weights
        SUMWEIGHTS,
        VARIANCE,
        // commonly used quantile-related types
        MEDIAN,
        MEDABSDEVMED,
        FIRST_QUARTILE,
        THIRD_QUARTILE,
        // inner quartile range, Q3 - Q1
        INNER_QUARTILE_RANGE
    };
 
    // get the zero-based indices of the specified fractions in a CDF with npts
    // number of good points. The returned map maps fractions to indices.
    static std::map<Double, uInt64> indicesFromFractions(
        uInt64 npts, const std::set<Double>& fractions
    );
 
    static String toString(STATS stat);
 
};
 
}
 
#endif