otbMassOfBelief.h

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/*
 * Copyright (C) 2005-2024 Centre National d'Etudes Spatiales (CNES)
 *
 * This file is part of Orfeo Toolbox
 *
 *     https://www.orfeo-toolbox.org/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef otbMassOfBelief_h
#define otbMassOfBelief_h
 
#include "itkDataObject.h"
#include "itkObjectFactory.h"
#include "itkNumericTraits.h"
 
#include <set>
#include <map>
#include <ostream>
 
 
namespace otb
{
 
template <class TLabel = unsigned short, class TMass = double>
class ITK_EXPORT MassOfBelief : public itk::DataObject
{
public:
  typedef MassOfBelief                  Self;
  typedef itk::DataObject               Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(MassOfBelief, DataObject);
 
  typedef TLabel              LabelType;
  typedef TMass               MassType;
  typedef std::set<LabelType> LabelSetType;
  typedef std::map<LabelSetType, MassType> MassMapType;
  typedef std::set<LabelSetType> LabelSetOfSetType;
 
  void SetMass(const LabelSetType& labelSet, const MassType& mass);
 
  MassType GetMass(const LabelSetType& labelSet) const;
 
  void RemoveMass(const LabelSetType& labelSet);
 
  LabelSetOfSetType GetSupport() const;
 
  LabelSetType GetUniverse() const;
 
  void Normalize();
 
  void EstimateUncertainty();
 
  void Clear();
 
  void InitializePowerSetMasses(const LabelSetType& universe);
 
  MassType GetBelief(const LabelSetType& labelSet) const;
 
  MassType GetPlausibility(const LabelSetType& labelSet) const;
 
  MassType GetBelief(const LabelSetOfSetType& containedLabelSet) const;
 
  MassType GetPlausibility(const LabelSetOfSetType& intersectedLabelSet) const;
 
  void Copy(const Self* massOfBelief);
 
  bool IsEmpty() const;
 
  static std::ostream& PrintLabelSet(std::ostream& out, const LabelSetType& labelSet);
 
  static std::ostream& PrintLabelSetOfSet(std::ostream& out, const LabelSetOfSetType& labelSet);
 
protected:
  MassOfBelief()
  {
  }
 
  ~MassOfBelief() override
  {
  }
 
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
private:
  MassOfBelief(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  MassMapType m_MassesMap;
};
 
} // end namespace otb
 
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbMassOfBelief.hxx"
#endif
 
#endif