bsta_mg_grimson_weighted_updater< mix_dist_ > Class Template Reference

#include <bsta_adaptive_updater.h>

Inheritance diagram for bsta_mg_grimson_weighted_updater< mix_dist_ >:

List of all members.

---

Detailed Description

template<class mix_dist_>
class bsta_mg_grimson_weighted_updater< mix_dist_ >

A mixture of Gaussians statistical weighted updater.

Using the grimson approximation to prior probablilities

Definition at line 277 of file bsta_adaptive_updater.h.

Public Types
enum	{ data_dimension = gaussian_::dimension }
typedef mix_dist_::dist_type	obs_gaussian_
typedef obs_gaussian_::contained_type	gaussian_
typedef gaussian_::math_type	T
typedef gaussian_::vector_type	vector_
typedef bsta_num_obs< mix_dist_ >	obs_mix_dist_
typedef obs_mix_dist_	distribution_type
	for compatiblity with vpdl/vpdt.
Public Member Functions
	bsta_mg_grimson_weighted_updater (const gaussian_ &model, unsigned int max_cmp=5, T g_thresh=T(3), T min_stdev=T(0))
	Constructor.
void	operator() (obs_mix_dist_ &mix, const vector_ &sample, const T weight) const
	The main function.
Private Types
enum	{ data_dimension = gaussian_::dimension }
typedef gaussian_::field_type	field_type
	for compatiblity with vpdl/vpdt.
Private Member Functions
void	operator() (obs_mix_dist_ &mix, const vector_ &sample) const
	The main function.
void	update (mix_dist_ &mix, const vector_ &sample, T alpha) const
	The main function.
void	insert (mix_dist_ &mixture, const vector_ &sample, T init_weight) const
	insert a sample in the mixture.
Private Attributes
T	gt2_
	Squared Gaussian Mahalanobis distance threshold.
T	min_var_
	Minimum variance allowed in each Gaussian component.
obs_gaussian_	init_gaussian_
	A model for new Gaussians inserted.
unsigned int	max_components_
	The maximum number of components in the mixture.

---

Member Typedef Documentation

template<class mix_dist_>

typedef mix_dist_::dist_type bsta_mg_grimson_weighted_updater< mix_dist_ >::obs_gaussian_

Reimplemented from bsta_mg_grimson_statistical_updater< mix_dist_ >.

Definition at line 280 of file bsta_adaptive_updater.h.

template<class mix_dist_>

typedef obs_gaussian_::contained_type bsta_mg_grimson_weighted_updater< mix_dist_ >::gaussian_

Reimplemented from bsta_mg_grimson_statistical_updater< mix_dist_ >.

Definition at line 281 of file bsta_adaptive_updater.h.

template<class mix_dist_>

typedef gaussian_::math_type bsta_mg_grimson_weighted_updater< mix_dist_ >::T

Reimplemented from bsta_mg_grimson_statistical_updater< mix_dist_ >.

Definition at line 282 of file bsta_adaptive_updater.h.

template<class mix_dist_>

typedef gaussian_::vector_type bsta_mg_grimson_weighted_updater< mix_dist_ >::vector_

Reimplemented from bsta_mg_grimson_statistical_updater< mix_dist_ >.

Definition at line 283 of file bsta_adaptive_updater.h.

template<class mix_dist_>

typedef bsta_num_obs<mix_dist_> bsta_mg_grimson_weighted_updater< mix_dist_ >::obs_mix_dist_

Reimplemented from bsta_mg_grimson_statistical_updater< mix_dist_ >.

Definition at line 284 of file bsta_adaptive_updater.h.

template<class mix_dist_>

typedef obs_mix_dist_ bsta_mg_grimson_weighted_updater< mix_dist_ >::distribution_type

for compatiblity with vpdl/vpdt.

Reimplemented from bsta_mg_grimson_statistical_updater< mix_dist_ >.

Definition at line 287 of file bsta_adaptive_updater.h.

template<class mix_dist_>

typedef gaussian_::field_type bsta_mg_adaptive_updater< mix_dist_ >::field_type [inherited]

for compatiblity with vpdl/vpdt.

Definition at line 41 of file bsta_adaptive_updater.h.

---

Member Enumeration Documentation

template<class mix_dist_>

anonymous enum

Enumerator:

data_dimension

Definition at line 289 of file bsta_adaptive_updater.h.

template<class mix_dist_>

anonymous enum [inherited]

Enumerator:

data_dimension

Definition at line 211 of file bsta_adaptive_updater.h.

---

Constructor & Destructor Documentation

template<class mix_dist_>

bsta_mg_grimson_weighted_updater< mix_dist_ >::bsta_mg_grimson_weighted_updater	(	const gaussian_ &	model,
		unsigned int	max_cmp = 5,
		T	g_thresh = T(3),
		T	min_stdev = T(0)
	)			[inline]

Constructor.

Definition at line 292 of file bsta_adaptive_updater.h.

---

Member Function Documentation

template<class mix_dist_>

void bsta_mg_grimson_weighted_updater< mix_dist_ >::operator()	(	obs_mix_dist_ &	mix,
		const vector_ &	sample,
		const T	weight
	)			const [inline]

The main function.

Definition at line 299 of file bsta_adaptive_updater.h.

template<class mix_dist_>

void bsta_mg_grimson_statistical_updater< mix_dist_ >::operator()	(	obs_mix_dist_ &	mix,
		const vector_ &	sample
	)			const [inline, inherited]

The main function.

Reimplemented in bsta_mg_grimson_window_updater< mix_dist_ >.

Definition at line 222 of file bsta_adaptive_updater.h.

template<class mix_dist_>

void bsta_mg_grimson_statistical_updater< mix_dist_ >::update	(	mix_dist_ &	mix,
		const vector_ &	sample,
		T	alpha
	)			const [inherited]

The main function.

Definition at line 107 of file bsta_adaptive_updater.txx.

template<class mix_dist_>

void bsta_mg_adaptive_updater< mix_dist_ >::insert	(	mix_dist_ &	mixture,
		const vector_ &	sample,
		T	init_weight
	)			const [inline, protected, inherited]

insert a sample in the mixture.

Definition at line 52 of file bsta_adaptive_updater.h.

---

Member Data Documentation

template<class mix_dist_>

T bsta_mg_grimson_statistical_updater< mix_dist_ >::gt2_ [inherited]

Squared Gaussian Mahalanobis distance threshold.

Definition at line 231 of file bsta_adaptive_updater.h.

template<class mix_dist_>

T bsta_mg_grimson_statistical_updater< mix_dist_ >::min_var_ [inherited]

Minimum variance allowed in each Gaussian component.

Definition at line 233 of file bsta_adaptive_updater.h.

template<class mix_dist_>

obs_gaussian_ bsta_mg_adaptive_updater< mix_dist_ >::init_gaussian_ [mutable, protected, inherited]

A model for new Gaussians inserted.

Definition at line 76 of file bsta_adaptive_updater.h.

template<class mix_dist_>

unsigned int bsta_mg_adaptive_updater< mix_dist_ >::max_components_ [protected, inherited]

The maximum number of components in the mixture.

Definition at line 78 of file bsta_adaptive_updater.h.

---

The documentation for this class was generated from the following file:

• contrib/brl/bbas/bsta/algo/bsta_adaptive_updater.h

---