text: /* This software and supporting documentation are distributed by
   *     Institut Federatif de Recherche 49
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  #ifndef AIMS_OPTIMIZATION_LEVMRQ_H
  #define AIMS_OPTIMIZATION_LEVMRQ_H
  
  #include <aims/config/aimsalgo_config.h>
  #include <aims/def/general.h>
  #include <aims/math/gaussj.h>
  #include <aims/optimization/lmfunc.h>
  #include <aims/optimization/covsrt.h>
  #include <cartobase/smart/rcptr.h>
  
  namespace carto
  {
    template <class T> class Volume;
    template <class T> class VolumeRef;
  }
  
  
  template < class T >
  class LevenbergMarquardt
  {
  public:
  
    LevenbergMarquardt( LMFunction< T > *lmf )  { lmFonc = lmf; }
    virtual ~LevenbergMarquardt() { }
  
    LMFunction< T > *doit( carto::rc_ptr<carto::Volume< T > >&,
                           carto::rc_ptr<carto::Volume< T > >&,
                           carto::rc_ptr<carto::Volume< T > > *sig=NULL,
                           carto::rc_ptr<carto::Volume< int > > *ia=NULL,
                           carto::rc_ptr<carto::Volume< T > > *covar=NULL );
  
  private:
  
    GaussJordan< T > gaussj;
    CovarianceStorage< T > covsrt;
  
    LMFunction< T > *lmFonc;
  
    bool mrqmin( carto::rc_ptr<carto::Volume< T > >&,
                 carto::rc_ptr<carto::Volume< T > >&,
                 carto::rc_ptr<carto::Volume< T > >&,
                 carto::rc_ptr<carto::Volume< int > >&, T *, T *,
                 carto::rc_ptr<carto::Volume< T > >&,
                 carto::rc_ptr<carto::Volume< T > >& );
  
    void mrqcof( carto::rc_ptr<carto::Volume< T > >&,
                 carto::rc_ptr<carto::Volume< T > >&,
                 carto::rc_ptr<carto::Volume< T > >&,
  	       carto::rc_ptr<carto::Volume< int > >&, T *,
                 carto::rc_ptr<carto::Volume< T > >&,
                 carto::rc_ptr<carto::Volume< T > >& );
  };
  
  #endif
  