UnaryStatistic.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2020 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
// psrchive/Util/stat/UnaryStatistic.h
 
#ifndef __UnaryStatistic_h
#define __UnaryStatistic_h
 
#include "Identifiable.h"
 
#include <algorithm>
#include <cmath>

class UnaryStatistic : public Identifiable
{
public:

  static UnaryStatistic* factory (const std::string& name);

  static const std::vector<UnaryStatistic*>& children ();

  UnaryStatistic (const std::string& name, const std::string& description);

  virtual double get (const std::vector<double>&) = 0;

  virtual UnaryStatistic* clone () const = 0;
 
private:

  static void build (); 
};

void central_moments (std::vector<double> data, std::vector<double>& mu);
 
#endif