NumericLib Class Reference

Assorted Numerical Routines. More...

#include <NumericLib.h>

Public Member Functions
mrs_real	determinant (realvec matrix)
	NumericLib ()
bool	polyRoots (std::vector< mrs_complex > coefs, bool complexCoefs, mrs_natural order, std::vector< mrs_complex > &roots)
	~NumericLib ()
Static Public Member Functions
static mrs_real	bhattacharyyaShape (const realvec &Ci, const realvec &Cj, const realvec &dummy=realvec())
static mrs_real	cityblockDistance (const realvec &Vi, const realvec &Vj, const realvec &dummy=realvec())
static mrs_real	correlationDistance (const realvec &Vi, const realvec &Vj, const realvec &dummy=realvec())
static mrs_real	cosineDistance (const realvec &Vi, const realvec &Vj, const realvec &dummy=realvec())
static mrs_real	divergenceShape (const realvec &Ci, const realvec &Cj, const realvec &dummy=realvec())
static mrs_real	euclideanDistance (const realvec &Vi, const realvec &Vj, const realvec &covMatrix)
static mrs_real	gaussian (mrs_real x, mrs_real var, mrs_real mean)
static mrs_real	hungarianAssignment (realvec &matrixdist, realvec &matrixAssign)
static mrs_real	machp (const char *cmach)
static mrs_real	mahalanobisDistance (const realvec &Vi, const realvec &Vj, const realvec &covMatrix)
static void	svd (mrs_natural m, mrs_natural n, realvec &A, realvec &U, realvec &V, realvec &s)
static void	tqli (realvec &d, realvec &e, mrs_natural n, realvec &z)
static void	tred2 (realvec &a, mrs_natural n, realvec &d, realvec &e)

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Detailed Description

Assorted Numerical Routines.

Numerical routines ported and adapted from several sources (indicated where appropriated). Code adapted by <lmartins@inescporto.pt> - 16.06.2006

Definition at line 69 of file NumericLib.h.

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Constructor & Destructor Documentation

NumericLib

(

)

Definition at line 110 of file NumericLib.cpp.

~NumericLib

(

)

Definition at line 115 of file NumericLib.cpp.

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Member Function Documentation

mrs_real bhattacharyyaShape	(	const realvec &	Ci,
		const realvec &	Cj,
		const realvec &	dummy = realvec()
	)		[static]

matrices should be square and equal sized

Definition at line 2047 of file NumericLib.cpp.

mrs_real cityblockDistance	(	const realvec &	Vi,
		const realvec &	Vj,
		const realvec &	dummy = realvec()
	)		[static]

Definition at line 1966 of file NumericLib.cpp.

mrs_real correlationDistance	(	const realvec &	Vi,
		const realvec &	Vj,
		const realvec &	dummy = realvec()
	)		[static]

Definition at line 1973 of file NumericLib.cpp.

mrs_real cosineDistance	(	const realvec &	Vi,
		const realvec &	Vj,
		const realvec &	dummy = realvec()
	)		[static]

Definition at line 1931 of file NumericLib.cpp.

mrs_real determinant

(

realvec

matrix

)

Definition at line 145 of file NumericLib.cpp.

mrs_real divergenceShape	(	const realvec &	Ci,
		const realvec &	Cj,
		const realvec &	dummy = realvec()
	)		[static]

matrices should be square and equal sized

Definition at line 1980 of file NumericLib.cpp.

mrs_real euclideanDistance	(	const realvec &	Vi,
		const realvec &	Vj,
		const realvec &	covMatrix
	)		[static]

Definition at line 1883 of file NumericLib.cpp.

static mrs_real gaussian	(	mrs_real	x,
		mrs_real	var,
		mrs_real	mean
	)		[inline, static]

Definition at line 280 of file NumericLib.h.

mrs_real hungarianAssignment	(	realvec &	matrixdist,
		realvec &	matrixAssign
	)		[static]

Definition at line 2086 of file NumericLib.cpp.

mrs_real machp

(

const char *

cmach

)

[static]

Definition at line 1102 of file NumericLib.cpp.

mrs_real mahalanobisDistance	(	const realvec &	Vi,
		const realvec &	Vj,
		const realvec &	covMatrix
	)		[static]

Definition at line 1917 of file NumericLib.cpp.

bool polyRoots	(	std::vector< mrs_complex >	coefs,
		bool	complexCoefs,
		mrs_natural	order,
		std::vector< mrs_complex > &	roots
	)

Definition at line 121 of file NumericLib.cpp.

void svd	(	mrs_natural	m,
		mrs_natural	n,
		realvec &	A,
		realvec &	U,
		realvec &	V,
		realvec &	s
	)		[static]

Definition at line 1441 of file NumericLib.cpp.

void tqli	(	realvec &	d,
		realvec &	e,
		mrs_natural	n,
		realvec &	z
	)		[static]

Definition at line 1338 of file NumericLib.cpp.

void tred2	(	realvec &	a,
		mrs_natural	n,
		realvec &	d,
		realvec &	e
	)		[static]

Definition at line 1248 of file NumericLib.cpp.

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

• /usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/NumericLib.h
• /usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/NumericLib.cpp