CDomainAdaptationSVMLinear Class Reference

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Detailed Description

class DomainAdaptiveSVMLinear

Definition at line 25 of file DomainAdaptationSVMLinear.h.

Inheritance diagram for CDomainAdaptationSVMLinear:

List of all members.

Public Member Functions
	CDomainAdaptationSVMLinear ()
	CDomainAdaptationSVMLinear (float64_t C, CDotFeatures *f, CLabels *lab, CLinearClassifier *presvm, float64_t B)
virtual	~CDomainAdaptationSVMLinear ()
void	init (CLinearClassifier *presvm, float64_t B)
virtual bool	train (CDotFeatures *data=NULL)
virtual EClassifierType	get_classifier_type ()
virtual CLabels *	classify (CDotFeatures *data)
virtual CLinearClassifier *	get_presvm ()
virtual float64_t	get_B ()
virtual float64_t	get_train_factor ()
virtual void	set_train_factor (float64_t factor)
virtual const char *	get_name () const
Protected Member Functions
virtual bool	is_presvm_sane ()
Protected Attributes
CLinearClassifier *	presvm
float64_t	B
float64_t	train_factor

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Constructor & Destructor Documentation

CDomainAdaptationSVMLinear

(

)

default constructor

Definition at line 24 of file DomainAdaptationSVMLinear.cpp.

CDomainAdaptationSVMLinear	(	float64_t	C,
		CDotFeatures *	f,
		CLabels *	lab,
		CLinearClassifier *	presvm,
		float64_t	B
	)

constructor

Parameters:

	C	cost constant C
	f	features
	lab	labels
	presvm	trained SVM to regularize against
	B	trade-off constant B

Definition at line 30 of file DomainAdaptationSVMLinear.cpp.

~CDomainAdaptationSVMLinear

(

)

[virtual]

destructor

Definition at line 37 of file DomainAdaptationSVMLinear.cpp.

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Member Function Documentation

CLabels * classify

(

CDotFeatures *

data

)

[virtual]

classify objects

Parameters:

data

(test)data to be classified

Returns:

classified labels

Definition at line 196 of file DomainAdaptationSVMLinear.cpp.

float64_t get_B

(

)

[virtual]

getter for regularization parameter B

Returns:

regularization parameter B

Definition at line 178 of file DomainAdaptationSVMLinear.cpp.

virtual EClassifierType get_classifier_type

(

)

[virtual]

get classifier type

Returns:

classifier type DASVMLINEAR

Reimplemented from CLibLinear.

Definition at line 73 of file DomainAdaptationSVMLinear.h.

virtual const char* get_name

(

void

)

const [virtual]

get linear term

Returns:

lin the linear term set linear term of the QP

Parameters:

lin

the linear term

Returns:

object name

Reimplemented from CLibLinear.

Definition at line 127 of file DomainAdaptationSVMLinear.h.

CLinearClassifier * get_presvm

(

)

[virtual]

returns SVM that is used as prior information

Returns:

presvm

Definition at line 172 of file DomainAdaptationSVMLinear.cpp.

float64_t get_train_factor

(

)

[virtual]

getter for train_factor

Returns:

train_factor

Definition at line 184 of file DomainAdaptationSVMLinear.cpp.

void init	(	CLinearClassifier *	presvm,
		float64_t	B
	)

init SVM

Parameters:

	presvm	trained SVM to regularize against
	B	trade-off constant B

Definition at line 45 of file DomainAdaptationSVMLinear.cpp.

bool is_presvm_sane

(

)

[protected, virtual]

check sanity of presvm

Returns:

true if sane, throws SG_ERROR otherwise

Definition at line 74 of file DomainAdaptationSVMLinear.cpp.

void set_train_factor

(

float64_t

factor

)

[virtual]

setter for train_factor

Definition at line 190 of file DomainAdaptationSVMLinear.cpp.

bool train

(

CDotFeatures *

data = NULL

)

[virtual]

train SVM classifier

Parameters:

data

training data (parameter can be avoided if distance or kernel-based classifiers are used and distance/kernels are initialized with train data)

Returns:

whether training was successful

Definition at line 97 of file DomainAdaptationSVMLinear.cpp.

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Member Data Documentation

float64_t B [protected]

regularization parameter B

Definition at line 143 of file DomainAdaptationSVMLinear.h.

CLinearClassifier* presvm [protected]

SVM to regularize against

Definition at line 139 of file DomainAdaptationSVMLinear.h.

float64_t train_factor [protected]

flag to switch off regularization in training

Definition at line 147 of file DomainAdaptationSVMLinear.h.

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

• DomainAdaptationSVMLinear.h
• DomainAdaptationSVMLinear.cpp