vgl_conic_2d_regression< T > Class Template Reference

#include <vgl_conic_2d_regression.h>

List of all members.

Public Member Functions
	vgl_conic_2d_regression ()
	Constructors.
	~vgl_conic_2d_regression ()
unsigned	get_n_pts () const
	Number of regression points.
void	clear_points ()
	clear the regression data.
void	add_point (vgl_point_2d< T > const &p)
void	remove_point (vgl_point_2d< T > const &p)
T	get_rms_error_est (vgl_point_2d< T > const &p) const
	get the estimated Euclidean error with respect to the fitted conic segment in the original frame.
T	get_rms_sampson_error () const
	get the current Euclidean fitting error in the original frame.
T	get_rms_algebraic_error () const
	get the current algebraic fitting error in the normalized frame.
bool	fit ()
	the fitting method.
vgl_conic< T >	conic () const
void	print_pointset (vcl_ostream &str=vcl_cout)
Protected Member Functions
void	init ()
void	compute_partial_sums ()
void	fill_scatter_matrix ()
void	set_sampson_error (T a, T b, T c, T d, T e, T f)
Protected Attributes
vcl_vector< vgl_point_2d< T > >	points_
	The current set of points.
unsigned	npts_
	Size of point set.
vgl_norm_trans_2d< T >	trans_
	The normalizing transformation.
vcl_vector< T >	partial_sums_
	The partial scatter term sums, updated with each ::add_point.
vnl_matrix_fixed< T, 3, 3 >	S11_
	The fitting matrices.
vnl_matrix_fixed< T, 3, 3 >	S12_
vnl_matrix_fixed< T, 3, 3 >	S22_
vnl_matrix_fixed< T, 3, 3 >	Dinv_
vgl_conic< T >	conic_
	The fitted conic in the un-normalized frame.
T	cost_
	The algebraic fitting cost in the normalized frame.
T	sampson_error_
	The Sampson approximation to Euclidean distance in the normalized frame.
vcl_vector< vgl_homg_point_2d < T > >	hnorm_points_
	Normalized points.

---

Detailed Description

template<class T>
class vgl_conic_2d_regression< T >

Definition at line 70 of file vgl_conic_2d_regression.h.

---

Constructor & Destructor Documentation

template<class T >

vgl_conic_2d_regression< T >::vgl_conic_2d_regression

(

)

Constructors.

Definition at line 32 of file vgl_conic_2d_regression.txx.

template<class T>

vgl_conic_2d_regression< T >::~vgl_conic_2d_regression

(

)

[inline]

Definition at line 78 of file vgl_conic_2d_regression.h.

---

Member Function Documentation

template<class T >

void vgl_conic_2d_regression< T >::add_point

(

vgl_point_2d< T > const &

p

)

Definition at line 82 of file vgl_conic_2d_regression.txx.

template<class T >

void vgl_conic_2d_regression< T >::clear_points

(

)

clear the regression data.

Definition at line 40 of file vgl_conic_2d_regression.txx.

template<class T >

void vgl_conic_2d_regression< T >::compute_partial_sums

(

)

[protected]

Definition at line 108 of file vgl_conic_2d_regression.txx.

template<class T>

vgl_conic<T> vgl_conic_2d_regression< T >::conic

(

)

const [inline]

Definition at line 107 of file vgl_conic_2d_regression.h.

template<class T >

void vgl_conic_2d_regression< T >::fill_scatter_matrix

(

)

[protected]

Definition at line 149 of file vgl_conic_2d_regression.txx.

template<class T >

bool vgl_conic_2d_regression< T >::fit

(

)

the fitting method.

Definition at line 184 of file vgl_conic_2d_regression.txx.

template<class T>

unsigned vgl_conic_2d_regression< T >::get_n_pts

(

)

const [inline]

Number of regression points.

Definition at line 84 of file vgl_conic_2d_regression.h.

template<class T >

T vgl_conic_2d_regression< T >::get_rms_algebraic_error

(

)

const

get the current algebraic fitting error in the normalized frame.

Definition at line 102 of file vgl_conic_2d_regression.txx.

template<class T >

T vgl_conic_2d_regression< T >::get_rms_error_est

(

vgl_point_2d< T > const &

p

)

const

get the estimated Euclidean error with respect to the fitted conic segment in the original frame.

Definition at line 48 of file vgl_conic_2d_regression.txx.

template<class T>

T vgl_conic_2d_regression< T >::get_rms_sampson_error

(

)

const [inline]

get the current Euclidean fitting error in the original frame.

Definition at line 97 of file vgl_conic_2d_regression.h.

template<class T >

void vgl_conic_2d_regression< T >::init

(

)

[protected]

Definition at line 18 of file vgl_conic_2d_regression.txx.

template<class T >

void vgl_conic_2d_regression< T >::print_pointset

(

vcl_ostream &

str = vcl_cout

)

Definition at line 231 of file vgl_conic_2d_regression.txx.

template<class T >

void vgl_conic_2d_regression< T >::remove_point

(

vgl_point_2d< T > const &

p

)

Definition at line 89 of file vgl_conic_2d_regression.txx.

template<class T >

void vgl_conic_2d_regression< T >::set_sampson_error	(	T	a,
		T	b,
		T	c,
		T	d,
		T	e,
		T	f
	)		[protected]

Definition at line 58 of file vgl_conic_2d_regression.txx.

---

Member Data Documentation

template<class T>

vgl_conic<T> vgl_conic_2d_regression< T >::conic_ [protected]

The fitted conic in the un-normalized frame.

Definition at line 137 of file vgl_conic_2d_regression.h.

template<class T>

T vgl_conic_2d_regression< T >::cost_ [protected]

The algebraic fitting cost in the normalized frame.

Definition at line 140 of file vgl_conic_2d_regression.h.

template<class T>

vnl_matrix_fixed<T,3,3> vgl_conic_2d_regression< T >::Dinv_ [protected]

Definition at line 134 of file vgl_conic_2d_regression.h.

template<class T>

vcl_vector<vgl_homg_point_2d<T> > vgl_conic_2d_regression< T >::hnorm_points_ [protected]

Normalized points.

Definition at line 146 of file vgl_conic_2d_regression.h.

template<class T>

unsigned vgl_conic_2d_regression< T >::npts_ [protected]

Size of point set.

Definition at line 124 of file vgl_conic_2d_regression.h.

template<class T>

vcl_vector<T> vgl_conic_2d_regression< T >::partial_sums_ [protected]

The partial scatter term sums, updated with each ::add_point.

Definition at line 130 of file vgl_conic_2d_regression.h.

template<class T>

vcl_vector<vgl_point_2d<T> > vgl_conic_2d_regression< T >::points_ [protected]

The current set of points.

Definition at line 121 of file vgl_conic_2d_regression.h.

template<class T>

vnl_matrix_fixed<T,3,3> vgl_conic_2d_regression< T >::S11_ [protected]

The fitting matrices.

Definition at line 133 of file vgl_conic_2d_regression.h.

template<class T>

vnl_matrix_fixed<T,3,3> vgl_conic_2d_regression< T >::S12_ [protected]

Definition at line 133 of file vgl_conic_2d_regression.h.

template<class T>

vnl_matrix_fixed<T,3,3> vgl_conic_2d_regression< T >::S22_ [protected]

Definition at line 133 of file vgl_conic_2d_regression.h.

template<class T>

T vgl_conic_2d_regression< T >::sampson_error_ [protected]

The Sampson approximation to Euclidean distance in the normalized frame.

Definition at line 143 of file vgl_conic_2d_regression.h.

template<class T>

vgl_norm_trans_2d<T> vgl_conic_2d_regression< T >::trans_ [protected]

The normalizing transformation.

Definition at line 127 of file vgl_conic_2d_regression.h.

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

• core/vgl/algo/vgl_conic_2d_regression.h
• core/vgl/algo/vgl_conic_2d_regression.txx