Amoeba< Func > Class Template Reference

Public Types

enum { N = Func::NPars }
enum { M = Func::NPars+1 }
typedef Func::value_type value_type

Public Member Functions

Amoeba ()
Amoeba (value_type ftol, int maxiter)
virtual ~Amoeba ()
void optimize (ltl::FMatrix< value_type, M, N > &p, ltl::FVector< value_type, M > &y, const Func &f)
ltl::FVector< typename
Func::value_type, Amoeba< Func >
::M > initialize_y (ltl::FMatrix< value_type, M, N > &p, const Func &f) const

Protected Member Functions

value_type amotry (ltl::FMatrix< value_type, M, N > &p, ltl::FVector< value_type, M > &y, ltl::FVector< value_type, N > &psum, const Func &f, const int ihi, const value_type fac)
void compute_psum (ltl::FVector< value_type, N > &psum, const ltl::FMatrix< value_type, M, N > &p)

Protected Attributes

value_type ftol_
int maxiter_

template<typename Func>
class Amoeba< Func >

Member Typedef Documentation

template<typename Func>

typedef Func::value_type Amoeba< Func >::value_type

Member Enumeration Documentation

template<typename Func>

anonymous enum

Enumerator:

N

template<typename Func>

anonymous enum

Enumerator:

M

Constructor & Destructor Documentation

template<typename Func>

Amoeba< Func >::Amoeba ( ) [inline]

template<typename Func>

Amoeba< Func >::Amoeba	(	value_type	ftol,
		int	maxiter
	)			`[inline]`

template<typename Func>

virtual Amoeba< Func >::~Amoeba ( ) [inline, virtual]

Member Function Documentation

template<typename Func >

void Amoeba< Func >::optimize	(	ltl::FMatrix< value_type, M, N > &	p,
		ltl::FVector< value_type, M > &	y,
		const Func &	f
	)			`[inline]`

References Amoeba< Func >::amotry(), Amoeba< Func >::compute_psum(), Amoeba< Func >::ftol_, Amoeba< Func >::M, Amoeba< Func >::maxiter_, Amoeba< Func >::N, and hermite::swap().

Referenced by PointSourceDetector::optimizeModelWithSimplex().

template<typename Func>

ltl::FVector<typename Func::value_type, Amoeba<Func>::M> Amoeba< Func >::initialize_y	(	ltl::FMatrix< value_type, M, N > &	p,
		const Func &	f
	)			const `[inline]`

References Amoeba< Func >::M.

Referenced by PointSourceDetector::optimizeModelWithSimplex().

template<typename Func >

Amoeba< Func >::value_type Amoeba< Func >::amotry	(	ltl::FMatrix< value_type, M, N > &	p,
		ltl::FVector< value_type, M > &	y,
		ltl::FVector< value_type, N > &	psum,
		const Func &	f,
		const int	ihi,
		const value_type	fac
	)			`[inline, protected]`

Extrapolates by a factor fac through the face of the simplex across from the high point, tries it, and replaces the high point if the new point is better.

References Amoeba< Func >::N.

Referenced by Amoeba< Func >::optimize().

template<typename Func >