CDistanceMachine Class Reference

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Detailed Description

A generic DistanceMachine interface.

A distance machine is based on a a-priori choosen distance.

Definition at line 32 of file DistanceMachine.h.

Inheritance diagram for CDistanceMachine:

List of all members.

Public Member Functions
	CDistanceMachine ()
virtual	~CDistanceMachine ()
void	set_distance (CDistance *d)
CDistance *	get_distance ()
void	distances_lhs (float64_t *result, int32_t idx_a1, int32_t idx_a2, int32_t idx_b)
void	distances_rhs (float64_t *result, int32_t idx_b1, int32_t idx_b2, int32_t idx_a)
virtual const char *	get_name (void) const
virtual CLabels *	classify ()=0
virtual CLabels *	classify (CFeatures *data)=0
Static Protected Member Functions
static void *	run_distance_thread_lhs (void *p)
static void *	run_distance_thread_rhs (void *p)
Protected Attributes
CDistance *	distance

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Constructor & Destructor Documentation

CDistanceMachine

(

)

default constructor

Definition at line 27 of file DistanceMachine.cpp.

~CDistanceMachine

(

)

[virtual]

Definition at line 32 of file DistanceMachine.cpp.

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Member Function Documentation

virtual CLabels* classify

(

)

[pure virtual]

classify objects using the currently set features

Returns:

classified labels

Implements CClassifier.

Implemented in CKNN, CHierarchical, and CKMeans.

virtual CLabels* classify

(

CFeatures *

data

)

[pure virtual]

classify objects

Parameters:

data

(test)data to be classified

Returns:

classified labels

Implements CClassifier.

Implemented in CKNN, CHierarchical, and CKMeans.

void distances_lhs	(	float64_t *	result,
		int32_t	idx_a1,
		int32_t	idx_a2,
		int32_t	idx_b
	)

get distance functions for lhs feature vectors going from a1 to a2 and rhs feature vector b

Parameters:

	result	array of distance values
	idx_a1	first feature vector a1 at idx_a1
	idx_a2	last feature vector a2 at idx_a2
	idx_b	feature vector b at idx_b

Definition at line 37 of file DistanceMachine.cpp.

void distances_rhs	(	float64_t *	result,
		int32_t	idx_b1,
		int32_t	idx_b2,
		int32_t	idx_a
	)

get distance functions for rhs feature vectors going from b1 to b2 and lhs feature vector a

Parameters:

	result	array of distance values
	idx_b1	first feature vector a1 at idx_b1
	idx_b2	last feature vector a2 at idx_b2
	idx_a	feature vector a at idx_a

Definition at line 99 of file DistanceMachine.cpp.

CDistance* get_distance

(

)

get distance

Returns:

distance

Definition at line 54 of file DistanceMachine.h.

virtual const char* get_name

(

void

)

const [virtual]

Returns the name of the SGSerializable instance. It MUST BE the CLASS NAME without the prefixed `C'.

Returns:

name of the SGSerializable

Implements CSGObject.

Reimplemented in CKNN, CHierarchical, and CKMeans.

Definition at line 83 of file DistanceMachine.h.

void * run_distance_thread_lhs

(

void *

p

)

[static, protected]

pthread function for compute distance values

Parameters:

p

thread parameter

Definition at line 161 of file DistanceMachine.cpp.

void * run_distance_thread_rhs

(

void *

p

)

[static, protected]

pthread function for compute distance values

Parameters:

p

thread parameter

Definition at line 177 of file DistanceMachine.cpp.

void set_distance

(

CDistance *

d

)

set distance

Parameters:

d

distance to set

Definition at line 43 of file DistanceMachine.h.

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Member Data Documentation

CDistance* distance [protected]

the distance

Definition at line 101 of file DistanceMachine.h.

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

• DistanceMachine.h
• DistanceMachine.cpp