_VlSiftFilt Struct Reference

#include <sift.h>


Detailed Description

This filter implements the SIFT detector and descriptor.

Definition at line 47 of file 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
double magnif
vl_sift_pixgrad
int grad_o

Field Documentation

nominal image smoothing.

Definition at line 49 of file sift.h.

smoothing of pyramid base.

Definition at line 50 of file sift.h.

Referenced by vl_sift_detect(), vl_sift_keypoint_init(), and vl_sift_new().

k-smoothing

Definition at line 51 of file sift.h.

Referenced by vl_sift_new().

delta-smoothing.

Definition at line 52 of file sift.h.

image width.

Definition at line 54 of file sift.h.

Referenced by vl_sift_process_first_octave(), and vl_sift_process_next_octave().

image height.

Definition at line 55 of file sift.h.

Referenced by vl_sift_process_first_octave(), and vl_sift_process_next_octave().

number of octaves.

Definition at line 56 of file sift.h.

Referenced by vl_sift_keypoint_init(), and vl_sift_process_first_octave().

number of levels per octave.

Definition at line 57 of file sift.h.

Referenced by vl_sift_detect(), and vl_sift_keypoint_init().

minimum octave index.

Definition at line 58 of file sift.h.

Referenced by vl_sift_keypoint_init().

temporary pixel buffer.

Definition at line 63 of file sift.h.

current GSS data.

Definition at line 64 of file sift.h.

Referenced by vl_sift_get_octave().

current DoG data.

Definition at line 65 of file sift.h.

current octave width.

Definition at line 66 of file sift.h.

current octave height.

Definition at line 67 of file sift.h.

detected keypoints.

Definition at line 69 of file sift.h.

Referenced by vl_sift_detect().

number of detected keypoints.

Definition at line 70 of file sift.h.

Referenced by vl_sift_detect(), and vl_sift_process_first_octave().

size of the keys buffer.

Definition at line 71 of file sift.h.

Referenced by vl_sift_detect().

peak threshold.

Definition at line 73 of file sift.h.

edge threshold.

Definition at line 74 of file sift.h.

norm threshold.

Definition at line 75 of file sift.h.

magnification factor.

Definition at line 76 of file sift.h.

GSS gradient data.

Definition at line 78 of file sift.h.

Referenced by update_gradient(), and vl_sift_calc_keypoint_descriptor().

GSS gradient data octave.

Definition at line 79 of file sift.h.

Referenced by update_gradient().


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