bsta_mean_shift< T, n > Class Template Reference

#include <bsta_mean_shift.h>

List of all members.

Public Types
typedef bsta_parzen_sphere< T, n >::vector_type	vector_
Public Member Functions
	bsta_mean_shift ()
bool	find_modes (bsta_sample_set< T, n > &set, vnl_random &rng, float percentage=10.0f, T epsilon=10e-3)
	initializes seeds randomly and finds all the resulting modes.
bool	find_modes (bsta_sample_set< T, n > &set, T epsilon=10e-3)
	use all the samples to get its mode, no need for random seed picking.
bool	trim_modes (bsta_sample_set< T, n > &set, T epsilon=10e-3)
	trim modes that are within epsilon distance to each other.
bool	merge_modes (bsta_sample_set< T, n > &set, int cnt, T epsilon)
	merge the mode with samples less than cnt to one of the modes depending on its samples mean-shift paths.
void	clear ()
unsigned	size () const
vcl_vector< vector_ > &	modes ()
void	set_max_iter (unsigned iter)
	the default for maximum iterations to quit search starting from a seed is 1000.
Private Attributes
vcl_vector< vector_ >	modes_
unsigned	max_iter_

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Detailed Description

template<class T, unsigned n>
class bsta_mean_shift< T, n >

Definition at line 28 of file bsta_mean_shift.h.

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Member Typedef Documentation

template<class T , unsigned n>

typedef bsta_parzen_sphere<T,n>::vector_type bsta_mean_shift< T, n >::vector_

Definition at line 31 of file bsta_mean_shift.h.

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Constructor & Destructor Documentation

template<class T , unsigned n>

bsta_mean_shift< T, n >::bsta_mean_shift

(

)

[inline]

Definition at line 35 of file bsta_mean_shift.h.

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Member Function Documentation

template<class T , unsigned n>

void bsta_mean_shift< T, n >::clear

(

)

[inline]

Definition at line 52 of file bsta_mean_shift.h.

template<class T , unsigned n>

bool bsta_mean_shift< T, n >::find_modes	(	bsta_sample_set< T, n > &	set,
		vnl_random &	rng,
		float	percentage = 10.0f,
		T	epsilon = 10e-3
	)

initializes seeds randomly and finds all the resulting modes.

epsilon : the difference required for updating to come to a halt percentage: the percentage of the sample set to initialize as seed

Definition at line 12 of file bsta_mean_shift.txx.

template<class T , unsigned n>

bool bsta_mean_shift< T, n >::find_modes	(	bsta_sample_set< T, n > &	set,
		T	epsilon = 10e-3
	)

use all the samples to get its mode, no need for random seed picking.

Definition at line 63 of file bsta_mean_shift.txx.

template<class T , unsigned n>

bool bsta_mean_shift< T, n >::merge_modes	(	bsta_sample_set< T, n > &	set,
		int	cnt,
		T	epsilon
	)

merge the mode with samples less than cnt to one of the modes depending on its samples mean-shift paths.

Definition at line 100 of file bsta_mean_shift.txx.

template<class T , unsigned n>

vcl_vector<vector_ >& bsta_mean_shift< T, n >::modes

(

)

[inline]

Definition at line 55 of file bsta_mean_shift.h.

template<class T , unsigned n>

void bsta_mean_shift< T, n >::set_max_iter

(

unsigned

iter

)

[inline]

the default for maximum iterations to quit search starting from a seed is 1000.

Definition at line 58 of file bsta_mean_shift.h.

template<class T , unsigned n>

unsigned bsta_mean_shift< T, n >::size

(

)

const [inline]

Definition at line 54 of file bsta_mean_shift.h.

template<class T , unsigned n>

bool bsta_mean_shift< T, n >::trim_modes	(	bsta_sample_set< T, n > &	set,
		T	epsilon = 10e-3
	)

trim modes that are within epsilon distance to each other.

epsilon : the difference required for two modes to be merged

Definition at line 168 of file bsta_mean_shift.txx.

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Member Data Documentation

template<class T , unsigned n>

unsigned bsta_mean_shift< T, n >::max_iter_ [private]

Definition at line 64 of file bsta_mean_shift.h.

template<class T , unsigned n>

vcl_vector<vector_ > bsta_mean_shift< T, n >::modes_ [private]

Definition at line 62 of file bsta_mean_shift.h.

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

• contrib/brl/bbas/bsta/algo/bsta_mean_shift.h
• contrib/brl/bbas/bsta/algo/bsta_mean_shift.txx