levmrq.h

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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