_VlSiftFilt Struct Reference

SIFT filter. More...

#include <sift.h>


Data Fields

double sigman
double sigma0
double sigmak
double dsigma0
int width
int height
int O
int S
int o_min
int s_min
int s_max
int o_cur
vl_sift_pixtemp
vl_sift_pixoctave
vl_sift_pixdog
int octave_width
int octave_height
VlSiftKeypointkeys
int nkeys
int keys_res
double peak_thresh
double edge_thresh
double norm_thresh
vl_sift_pixgrad
int grad_o


Detailed Description

This filter implements the SIFT detector and descriptor.

Field Documentation

double _VlSiftFilt::sigman

nominal image smoothing.

double _VlSiftFilt::sigma0

smoothing of pyramid base.

double _VlSiftFilt::sigmak

k-smoothing

double _VlSiftFilt::dsigma0

delta-smoothing.

int _VlSiftFilt::width

image width.

int _VlSiftFilt::height

image height.

int _VlSiftFilt::O

number of octaves.

int _VlSiftFilt::S

number of levels per octave.

int _VlSiftFilt::o_min

minimum octave index.

int _VlSiftFilt::s_min

minimum level index.

int _VlSiftFilt::s_max

maximum level index.

int _VlSiftFilt::o_cur

current octave.

vl_sift_pix* _VlSiftFilt::temp

temporary pixel buffer.

vl_sift_pix* _VlSiftFilt::octave

current GSS data.

vl_sift_pix* _VlSiftFilt::dog

current DoG data.

int _VlSiftFilt::octave_width

current octave width.

int _VlSiftFilt::octave_height

current octave height.

VlSiftKeypoint* _VlSiftFilt::keys

detected keypoints.

int _VlSiftFilt::nkeys

number of detected keypoints.

int _VlSiftFilt::keys_res

size of the keys buffer.

double _VlSiftFilt::peak_thresh

peak threshold.

double _VlSiftFilt::edge_thresh

edge threshold.

double _VlSiftFilt::norm_thresh

norm threshold.

vl_sift_pix* _VlSiftFilt::grad

GSS gradient data.

int _VlSiftFilt::grad_o

GSS gradient data octave.


The documentation for this struct was generated from the following file:
Generated on Mon Jan 21 17:43:33 2008 for vlfeat by  doxygen 1.5.4