DBoW2::FSurf64 Class Reference

Functions to manipulate SURF64 descriptors. More...

#include <FSurf64.h>

Inheritance diagram for DBoW2::FSurf64:

List of all members.

Public Types
typedef std::vector< float >	TDescriptor
	Descriptor type.
typedef const TDescriptor *	pDescriptor
	Pointer to a single descriptor.
Static Public Member Functions
static int	dimensions ()
static void	meanValue (const std::vector< pDescriptor > &descriptors, TDescriptor &mean)
static double	distance (const TDescriptor &a, const TDescriptor &b)
static std::string	toString (const TDescriptor &a)
static void	fromString (TDescriptor &a, const std::string &s)
static void	toMat32F (const std::vector< TDescriptor > &descriptors, cv::Mat &mat)
Static Public Attributes
static const int	L = 64
	Descriptor length.

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Detailed Description

Functions to manipulate SURF64 descriptors.

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Member Function Documentation

static int DBoW2::FSurf64::dimensions

(

)

[inline, static]

Returns the number of dimensions of the descriptor space

Returns:

dimensions

double DBoW2::FSurf64::distance	(	const TDescriptor &	a,
		const TDescriptor &	b
	)			[static]

Calculates the (squared) distance between two descriptors

Parameters:

	a
	b

Returns:

(squared) distance

void DBoW2::FSurf64::fromString	(	FSurf64::TDescriptor &	a,
		const std::string &	s
	)			[static]

Returns a descriptor from a string

Parameters:

	a	descriptor
	s	string version

static void DBoW2::FSurf64::meanValue	(	const std::vector< pDescriptor > &	descriptors,
		TDescriptor &	mean
	)			[static]

Calculates the mean value of a set of descriptors

Parameters:

	descriptors	vector of pointers to descriptors
	mean	mean descriptor

void DBoW2::FSurf64::toMat32F	(	const std::vector< TDescriptor > &	descriptors,
		cv::Mat &	mat
	)			[static]

Returns a mat with the descriptors in float format

Parameters:

	descriptors
	mat	(out) NxL 32F matrix

std::string DBoW2::FSurf64::toString

(

const TDescriptor &

a

)

[static]

Returns a string version of the descriptor

Parameters:

a

descriptor

Returns:

string version

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

• FSurf64.h
• FSurf64.cpp