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Node.h

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#ifndef Node_h
#define Node_h 1

#include "Cluster.h"
// #include "State.h"

class Node {
 protected:
    
  const Cluster* m_cluster;
  
  // [optinal: do you want to have a local state]
  // State _state;

  double m_residual;
  
  double m_error;
 
 public:
 
  Node() {}
  
  virtual ~Node() {}
  
  ClusterType type() const
    {return m_cluster->type();}
  
  void setCluster(const Cluster& cluster)
    {m_cluster = &cluster;}
  
  const Cluster& cluster() const 
    {return *m_cluster;};
  
  void setResidual(double residual)
    {m_residual = residual;}

  double residual() const
    {return m_residual;}
  
  void setResidualError(double error)
    {m_error = error;}
    
  double residualError() const
    {return m_error;}

  double quality() const {
    return (m_residual/m_error);
  }

  


}; 
#endif

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