sfm::Sift::Descriptor Struct Reference

Representation of the SIFT descriptor. More...

#include <sift.h>

Collaboration diagram for sfm::Sift::Descriptor:

Public Attributes
math::Vector< float, 128 >	data
	The descriptor data, elements are unsigned in [0.0, 1.0].
float	orientation
	The orientation of the image keypoint in [0, 2PI].
float	scale
	The scale (or sigma value) of the keypoint.
float	x
	The sub-pixel x-coordinate of the image keypoint.
float	y
	The sub-pixel y-coordinate of the image keypoint.

Detailed Description

Representation of the SIFT descriptor.

The descriptor is created in a rotation invariant way. The resulting vector is unsigned and normalized, and has 128 dimensions.

Definition at line 137 of file sift.h.

Member Data Documentation

data

math::Vector<float, 128> sfm::Sift::Descriptor::data

The descriptor data, elements are unsigned in [0.0, 1.0].

Definition at line 148 of file sift.h.

orientation

float sfm::Sift::Descriptor::orientation

The orientation of the image keypoint in [0, 2PI].

Definition at line 146 of file sift.h.

scale

float sfm::Sift::Descriptor::scale

The scale (or sigma value) of the keypoint.

Definition at line 144 of file sift.h.

x

float sfm::Sift::Descriptor::x

The sub-pixel x-coordinate of the image keypoint.

Definition at line 140 of file sift.h.

y

float sfm::Sift::Descriptor::y

The sub-pixel y-coordinate of the image keypoint.

Definition at line 142 of file sift.h.

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

• /builddir/build/BUILD/mve-354a652461377939ca136f451ba3271a1c52ee65/libs/sfm/sift.h