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
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//# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
//# License for more details.
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//#
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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 simply defines the enum of supported statistics types
 * in the statistics framework.
 */

class StatisticsData {
public:

    // implemented algorithms
    enum ALGORITHM {
        CHAUVENETCRITERION,
        CLASSICAL,
        FITTOHALF,
        HINGESFENCES
    };

    enum STATS {
        MAX,
        MEAN,
        MIN,
        NPTS,
        RMS,
        STDDEV,
        SUM,
        SUMSQ,
        // sum of weights
        SUMWEIGHTS,
        VARIANCE
    };

    // 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