vnl_sparse_symmetric_eigensystem Class Reference

#include <vnl_sparse_symmetric_eigensystem.h>

Collaboration diagram for vnl_sparse_symmetric_eigensystem:

Public Methods
	vnl_sparse_symmetric_eigensystem ()
	~vnl_sparse_symmetric_eigensystem ()
int	CalculateNPairs (vnl_sparse_matrix< double > &M, int n, bool smallest=true, int nfigures=10)
vnl_vector< double >	get_eigenvector (int i) const
double	get_eigenvalue (int i) const
int	CalculateProduct (int n, int m, const double p, double q)
int	SaveVectors (int n, int m, const double *q, int base)
int	RestoreVectors (int n, int m, double *q, int base)
Protected Attributes
int	nvalues
vnl_vector< double > *	vectors
double *	values
vnl_sparse_matrix< double > *	mat
vcl_vector< double * >	temp_store

Detailed Description

Solve $A x = \lambda x$ using Lanczos algorithm.

vnl_sparse_symmetric_eigensystem::vnl_sparse_symmetric_eigensystem ( )

vnl_sparse_symmetric_eigensystem::~vnl_sparse_symmetric_eigensystem ( )

int vnl_sparse_symmetric_eigensystem::CalculateNPairs ( vnl_sparse_matrix< double > & M,

int n,

bool smallest = true,

int nfigures = 10

)

int vnl_sparse_symmetric_eigensystem::CalculateProduct ( int n,

int m,

const double * p,

double * q

)

double vnl_sparse_symmetric_eigensystem::get_eigenvalue ( int i ) const

vnl_vector<double> vnl_sparse_symmetric_eigensystem::get_eigenvector ( int i ) const

int vnl_sparse_symmetric_eigensystem::RestoreVectors ( int n,

int m,

double * q,

int base

)

int vnl_sparse_symmetric_eigensystem::SaveVectors ( int n,

int m,

const double * q,

int base

)

vnl_sparse_matrix<double>* vnl_sparse_symmetric_eigensystem::mat [protected]

Definition at line 53 of file vnl_sparse_symmetric_eigensystem.h.

int vnl_sparse_symmetric_eigensystem::nvalues [protected]

Definition at line 49 of file vnl_sparse_symmetric_eigensystem.h.

vcl_vector<double*> vnl_sparse_symmetric_eigensystem::temp_store [protected]

Definition at line 55 of file vnl_sparse_symmetric_eigensystem.h.

double* vnl_sparse_symmetric_eigensystem::values [protected]

Definition at line 51 of file vnl_sparse_symmetric_eigensystem.h.

vnl_vector<double>* vnl_sparse_symmetric_eigensystem::vectors [protected]

Definition at line 50 of file vnl_sparse_symmetric_eigensystem.h.

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

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