SGSparseMatrix< T > Class Template Reference

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Detailed Description

template<class T>
class shogun::SGSparseMatrix< T >

template class SGSparseMatrix

Definition at line 24 of file SGSparseMatrix.h.

Inheritance diagram for SGSparseMatrix< T >:

List of all members.

Public Member Functions
	SGSparseMatrix ()
	SGSparseMatrix (SGSparseVector< T > *vecs, index_t num_feat, index_t num_vec, bool ref_counting=true)
	SGSparseMatrix (index_t num_vec, index_t num_feat, bool ref_counting=true)
	SGSparseMatrix (const SGSparseMatrix &orig)
virtual	~SGSparseMatrix ()
const SGSparseVector< T > &	operator[] (index_t index) const
SGSparseVector< T > &	operator[] (index_t index)
int32_t	ref_count ()
Public Attributes
index_t	num_vectors
	total number of vectors
index_t	num_features
	total number of features
SGSparseVector< T > *	sparse_matrix
	array of sparse vectors of size num_vectors
Protected Member Functions
virtual void	copy_data (const SGReferencedData &orig)
virtual void	init_data ()
virtual void	free_data ()
void	copy_refcount (const SGReferencedData &orig)
int32_t	ref ()
int32_t	unref ()

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Constructor & Destructor Documentation

SGSparseMatrix

(

)

default constructor

Definition at line 28 of file SGSparseMatrix.h.

SGSparseMatrix	(	SGSparseVector< T > *	vecs,
		index_t	num_feat,
		index_t	num_vec,
		bool	ref_counting = true
	)

constructor for setting params

Definition at line 34 of file SGSparseMatrix.h.

SGSparseMatrix	(	index_t	num_vec,
		index_t	num_feat,
		bool	ref_counting = true
	)

constructor to create new matrix in memory

Definition at line 43 of file SGSparseMatrix.h.

SGSparseMatrix

(

const SGSparseMatrix< T > &

orig

)

copy constructor

Definition at line 56 of file SGSparseMatrix.h.

virtual ~SGSparseMatrix

(

)

[virtual]

destructor

Definition at line 62 of file SGSparseMatrix.h.

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Member Function Documentation

virtual void copy_data

(

const SGReferencedData &

orig

)

[protected, virtual]

copy data

Implements SGReferencedData.

Definition at line 82 of file SGSparseMatrix.h.

void copy_refcount

(

const SGReferencedData &

orig

)

[protected, inherited]

copy refcount

Definition at line 102 of file SGReferencedData.h.

virtual void free_data

(

)

[protected, virtual]

free data

Implements SGReferencedData.

Definition at line 98 of file SGSparseMatrix.h.

virtual void init_data

(

)

[protected, virtual]

init data

Implements SGReferencedData.

Definition at line 90 of file SGSparseMatrix.h.

SGSparseVector<T>& operator[]

(

index_t

index

)

index access operator

Definition at line 74 of file SGSparseMatrix.h.

const SGSparseVector<T>& operator[]

(

index_t

index

)

const

index access operator

Definition at line 68 of file SGSparseMatrix.h.

int32_t ref

(

)

[protected, inherited]

increase reference counter

Returns:

reference count

Definition at line 111 of file SGReferencedData.h.

int32_t ref_count

(

)

[inherited]

display reference counter

Returns:

reference count

Definition at line 81 of file SGReferencedData.h.

int32_t unref

(

)

[protected, inherited]

decrement reference counter and deallocate object if refcount is zero before or after decrementing it

Returns:

reference count

Definition at line 136 of file SGReferencedData.h.

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Member Data Documentation

index_t num_features

total number of features

Definition at line 114 of file SGSparseMatrix.h.

index_t num_vectors

total number of vectors

Definition at line 111 of file SGSparseMatrix.h.

SGSparseVector<T>* sparse_matrix

array of sparse vectors of size num_vectors

Definition at line 117 of file SGSparseMatrix.h.

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

• SGSparseMatrix.h