ScaleSpace.C File Reference

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Detailed Description

Keypoint computation for SIFT obj recognition

Definition in file ScaleSpace.C.

#include "SIFT/ScaleSpace.H"
#include "Image/FilterOps.H"
#include "Image/Kernels.H"
#include "Image/MathOps.H"
#include "Image/MatrixOps.H"
#include "Image/DrawOps.H"
#include "SIFT/Histogram.H"
#include "SIFT/Keypoint.H"
#include "SIFT/FeatureVector.H"
#include "rutz/compat_cmath.h"
#include "Image/fancynorm.H"

Include dependency graph for ScaleSpace.C:

Go to the source code of this file.

Functions
static void	pixelPatchCreateKeypoint (const float x, const float y, const float sigma, const float dogmag, const Image< float > &gradmag, const Image< float > &gradorie, std::vector< rutz::shared_ptr< Keypoint > > &keypoints)
Variables
const int	EXT = 10
	keep out edge width
const float	R_EDGE = 8.0F
	edge response threshold
const float	PEAK_THRESH = 2.0F
	peak below that doesn't count
const int	ORIENTARRAY = 36
	size of orientation array

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Variable Documentation

const int EXT = 10

keep out edge width Definition at line 51 of file ScaleSpace.C. Referenced by ScaleSpace::findKeypoints().

const int ORIENTARRAY = 36

size of orientation array Definition at line 54 of file ScaleSpace.C.

const float PEAK_THRESH = 2.0F

peak below that doesn't count Definition at line 53 of file ScaleSpace.C.

const float R_EDGE = 8.0F

edge response threshold Definition at line 52 of file ScaleSpace.C.

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