keypoint Class Reference

A 2D feature point as detected by a point detector (yape for example). More...

#include <keypoint.h>

Collaboration diagram for keypoint:

[legend]

List of all members.

Public Member Functions
	keypoint (void)
	keypoint (float u, float v, float scale)
	keypoint (const keypoint &p)
virtual	~keypoint ()
keypoint &	operator= (const keypoint &p)
Public Attributes
float	orientation
	Use keypoint_orientation_corrector to compute keypoint orientation:.
int	id
float	meanI
	Used for point matching, should disappear soon.
float	sigmaI
keypoint *	potential_correspondent
float	match_score
int	i_bucket
int	j_bucket
int	index
float	u
float	v
	2D coordinates of the point (at the pyramid level 'scale')
float	u_undist
float	v_undist
	normalized coordinates, at pyramid level 0.
int	scale
	point scale
float	score
	higher is the score, stronger is the point
int	class_index
	used in fern_based_point_classifier
float	class_score
float	fr_u (void)
float	fr_v (void)

---

Detailed Description

A 2D feature point as detected by a point detector (yape for example).

Definition at line 35 of file keypoint.h.

---

Constructor & Destructor Documentation

keypoint::keypoint

(

void

)

[inline]

Definition at line 38 of file keypoint.h.

References scale, u, and v.

keypoint::keypoint	(	float	u,
		float	v,
		float	scale
	)			[inline]

Definition at line 39 of file keypoint.h.

keypoint::keypoint

(

const keypoint &

p

)

[inline]

Definition at line 40 of file keypoint.h.

References id, scale, score, u, and v.

virtual keypoint::~keypoint

(

)

[inline, virtual]

Definition at line 41 of file keypoint.h.

---

Member Function Documentation

float keypoint::fr_u

(

void

)

[inline]

Definition at line 55 of file keypoint.h.

References scale, and u.

Referenced by pyr_keypoint::set(), and undistort().

float keypoint::fr_v

(

void

)

[inline]

Definition at line 56 of file keypoint.h.

References scale, and v.

Referenced by pyr_keypoint::set(), and undistort().

keypoint& keypoint::operator=

(

const keypoint &

p

)

[inline]

Definition at line 43 of file keypoint.h.

References id, scale, score, u, and v.

---

Member Data Documentation

int keypoint::class_index

used in fern_based_point_classifier

Definition at line 52 of file keypoint.h.

float keypoint::class_score

Definition at line 53 of file keypoint.h.

int keypoint::i_bucket

Definition at line 67 of file keypoint.h.

int keypoint::id

Definition at line 72 of file keypoint.h.

Referenced by keypoint(), and operator=().

int keypoint::index

Definition at line 69 of file keypoint.h.

int keypoint::j_bucket

Definition at line 67 of file keypoint.h.

float keypoint::match_score

Definition at line 66 of file keypoint.h.

float keypoint::meanI

Used for point matching, should disappear soon.

Definition at line 64 of file keypoint.h.

float keypoint::orientation

Use keypoint_orientation_corrector to compute keypoint orientation:.

Between 0 and 2 Pi

Definition at line 60 of file keypoint.h.

Referenced by pyr_yape::cmp_orientation().

keypoint* keypoint::potential_correspondent

Definition at line 65 of file keypoint.h.

int keypoint::scale

point scale

Definition at line 49 of file keypoint.h.

Referenced by pyr_yape::cmp_orientation(), fr_u(), fr_v(), yape::get_local_maxima(), keypoint(), mcvPoint(), operator=(), pyr_keypoint::set(), and pyr_yape::stat_points().

float keypoint::score

higher is the score, stronger is the point

Definition at line 50 of file keypoint.h.

Referenced by yape::get_local_maxima(), keypoint(), operator<(), operator=(), pyr_keypoint::set(), and yape::subpix_refine().

float keypoint::sigmaI

Definition at line 64 of file keypoint.h.

float keypoint::u

Definition at line 46 of file keypoint.h.

Referenced by pyr_yape::cmp_orientation(), fr_u(), yape::get_local_maxima(), keypoint(), mcvPoint(), operator=(), pyr_keypoint::set(), and yape::subpix_refine().

float keypoint::u_undist

Definition at line 47 of file keypoint.h.

Referenced by pyr_yape::detect(), and undistort().

float keypoint::v

2D coordinates of the point (at the pyramid level 'scale')

Definition at line 46 of file keypoint.h.

Referenced by pyr_yape::cmp_orientation(), fr_v(), yape::get_local_maxima(), keypoint(), mcvPoint(), operator=(), pyr_keypoint::set(), and yape::subpix_refine().

float keypoint::v_undist

normalized coordinates, at pyramid level 0.

Definition at line 47 of file keypoint.h.

Referenced by pyr_yape::detect(), and undistort().

---

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

• polyora/keypoint.h