lev_marq.c File Reference

#include <gandalf/vision/lev_marq.h>
#include <gandalf/common/allocate.h>
#include <gandalf/linalg/mat_symmetric.h>
#include <gandalf/common/misc_error.h>

Functions
Gan_LevMarqStruct *	gan_lev_marq_form (Gan_LevMarqStruct *lm)
	Forms a Levenberg-Marquardt structure.
Gan_LevMarqObs *	gan_lev_marq_obs_h (Gan_LevMarqStruct *lm, Gan_Vector *z, void *zdata, Gan_SquMatrix *Ni, Gan_LevMarqObsFunc_h obs_func)
	Passes an observation to a Levenberg-Marquardt structure.
Gan_LevMarqObs *	gan_lev_marq_obs_h_robust (Gan_LevMarqStruct *lm, Gan_Vector *z, void *zdata, Gan_SquMatrix *Ni, Gan_LevMarqObsFunc_h obs_func, double var_scale, double chi2)
	Passes a robust observation to a Levenberg-Marquardt structure.
Gan_LevMarqObs *	gan_lev_marq_obs_F (Gan_LevMarqStruct *lm, Gan_Vector *z, void *zdata, Gan_SquMatrix *Ni, Gan_LevMarqObsFunc_F obs_func)
	Passes an observation to a Levenberg-Marquardt structure.
Gan_Bool	gan_lev_marq_init (Gan_LevMarqStruct *lm, Gan_LevMarqInitFunc init_func, void *data, double *residualp)
	Initialise Levenberg-Marquardt algorithm.
Gan_Bool	gan_lev_marq_iteration (Gan_LevMarqStruct *lm, double lambda, double *residualp)
	Applies Levenberg-Marquardt iteration.
Gan_Vector *	gan_lev_marq_get_x (Gan_LevMarqStruct *lm)
	Returns state of Levenberg-Marquardt minimisation.
Gan_SquMatrix *	gan_lev_marq_get_P (Gan_LevMarqStruct *lm)
	Returns state covariance of Levenberg-Marquardt minimisation.
void	gan_lev_marq_free (Gan_LevMarqStruct *lm)
	Frees a Levenberg-Marquardt structure.

---

Detailed Description

Module: Levenberg-Marquardt non-linear minimisation algorithm

Part of: Gandalf Library

Version:

1.18

Date:

2005/10/18 22:01:51

Author:

pm

Copyright: (c) 2000 Imagineer Software Limited

---