lanczos1_functor Struct Reference

Inheritance diagram for lanczos1_functor:

Public Member Functions
	lanczos1_functor (void)
int	operator() (const VectorXd &b, VectorXd &fvec)
int	df (const VectorXd &b, MatrixXd &fjac)
	lanczos1_functor (void)
int	operator() (const VectorXd &b, VectorXd &fvec)
int	df (const VectorXd &b, MatrixXd &fjac)
Public Member Functions inherited from Eigen::DenseFunctor< double >
	DenseFunctor ()
	DenseFunctor (int inputs, int values)
int	inputs () const
int	values () const
Public Member Functions inherited from Functor< double >
	Functor ()
	Functor (int inputs, int values)
	Functor ()
	Functor (int inputs_, int values_)
int	inputs () const
int	inputs () const
int	values () const
int	values () const

Static Public Attributes
static const double	x [24]
static const double	y [24]

Additional Inherited Members
Public Types inherited from Eigen::DenseFunctor< double >
enum
typedef double	Scalar
typedef Matrix< Scalar, InputsAtCompileTime, 1 >	InputType
typedef Matrix< Scalar, ValuesAtCompileTime, 1 >	ValueType
typedef Matrix< Scalar, ValuesAtCompileTime, InputsAtCompileTime >	JacobianType
typedef ColPivHouseholderQR< JacobianType >	QRSolver
Public Types inherited from Functor< double >
enum
enum
typedef double	Scalar
typedef double	Scalar
typedef Matrix< Scalar, InputsAtCompileTime, 1 >	InputType
typedef Matrix< Scalar, InputsAtCompileTime, 1 >	InputType
typedef Matrix< Scalar, ValuesAtCompileTime, 1 >	ValueType
typedef Matrix< Scalar, ValuesAtCompileTime, 1 >	ValueType
typedef Matrix< Scalar, ValuesAtCompileTime, InputsAtCompileTime >	JacobianType
typedef Matrix< Scalar, ValuesAtCompileTime, InputsAtCompileTime >	JacobianType
Public Attributes inherited from Eigen::DenseFunctor< double >
const int	m_inputs
const int	m_values
Public Attributes inherited from Functor< double >
const int	m_inputs
int	m_inputs
const int	m_values
int	m_values

Constructor & Destructor Documentation

lanczos1_functor() [1/2]

lanczos1_functor::lanczos1_functor ( void  )

inline

: DenseFunctor<double>(6, 24) {}

lanczos1_functor() [2/2]

lanczos1_functor::lanczos1_functor ( void  )

inline

: Functor<double>(6, 24) {}

Member Function Documentation

df() [1/2]

int lanczos1_functor::df ( const VectorXd &  b, MatrixXd &  fjac  )

inline

                                            {
    assert(b.size() == 6);
    assert(fjac.rows() == 24);
    assert(fjac.cols() == 6);
    for (int i = 0; i < 24; i++) {
      fjac(i, 0) = exp(-b[1] * x[i]);
      fjac(i, 1) = -b[0] * x[i] * exp(-b[1] * x[i]);
      fjac(i, 2) = exp(-b[3] * x[i]);
      fjac(i, 3) = -b[2] * x[i] * exp(-b[3] * x[i]);
      fjac(i, 4) = exp(-b[5] * x[i]);
      fjac(i, 5) = -b[4] * x[i] * exp(-b[5] * x[i]);
    }
    return 0;
  }

References assert, b, Eigen::bfloat16_impl::exp(), i, and x.

df() [2/2]

int lanczos1_functor::df ( const VectorXd &  b, MatrixXd &  fjac  )

inline

                                            {
    assert(b.size() == 6);
    assert(fjac.rows() == 24);
    assert(fjac.cols() == 6);
    for (int i = 0; i < 24; i++) {
      fjac(i, 0) = exp(-b[1] * x[i]);
      fjac(i, 1) = -b[0] * x[i] * exp(-b[1] * x[i]);
      fjac(i, 2) = exp(-b[3] * x[i]);
      fjac(i, 3) = -b[2] * x[i] * exp(-b[3] * x[i]);
      fjac(i, 4) = exp(-b[5] * x[i]);
      fjac(i, 5) = -b[4] * x[i] * exp(-b[5] * x[i]);
    }
    return 0;
  }

References assert, b, Eigen::bfloat16_impl::exp(), i, and x.

operator()() [1/2]

int lanczos1_functor::operator() ( const VectorXd &  b, VectorXd &  fvec  )

inline

                                                    {
    assert(b.size() == 6);
    assert(fvec.size() == 24);
    for (int i = 0; i < 24; i++)
      fvec[i] = b[0] * exp(-b[1] * x[i]) + b[2] * exp(-b[3] * x[i]) + b[4] * exp(-b[5] * x[i]) - y[i];
    return 0;
  }

References assert, b, Eigen::bfloat16_impl::exp(), i, x, and y.

operator()() [2/2]

int lanczos1_functor::operator() ( const VectorXd &  b, VectorXd &  fvec  )

inline

                                                    {
    assert(b.size() == 6);
    assert(fvec.size() == 24);
    for (int i = 0; i < 24; i++)
      fvec[i] = b[0] * exp(-b[1] * x[i]) + b[2] * exp(-b[3] * x[i]) + b[4] * exp(-b[5] * x[i]) - y[i];
    return 0;
  }

References assert, b, Eigen::bfloat16_impl::exp(), i, x, and y.

Member Data Documentation

x

const double lanczos1_functor::x

static

Initial value:

= {0.000000000000E+00, 5.000000000000E-02, 1.000000000000E-01, 1.500000000000E-01,
                                        2.000000000000E-01, 2.500000000000E-01, 3.000000000000E-01, 3.500000000000E-01,
                                        4.000000000000E-01, 4.500000000000E-01, 5.000000000000E-01, 5.500000000000E-01,
                                        6.000000000000E-01, 6.500000000000E-01, 7.000000000000E-01, 7.500000000000E-01,
                                        8.000000000000E-01, 8.500000000000E-01, 9.000000000000E-01, 9.500000000000E-01,
                                        1.000000000000E+00, 1.050000000000E+00, 1.100000000000E+00, 1.150000000000E+00}

Referenced by df(), and operator()().

y

const double lanczos1_functor::y

static

Initial value:

= {2.513400000000E+00, 2.044333373291E+00, 1.668404436564E+00, 1.366418021208E+00,
                                        1.123232487372E+00, 9.268897180037E-01, 7.679338563728E-01, 6.388775523106E-01,
                                        5.337835317402E-01, 4.479363617347E-01, 3.775847884350E-01, 3.197393199326E-01,
                                        2.720130773746E-01, 2.324965529032E-01, 1.996589546065E-01, 1.722704126914E-01,
                                        1.493405660168E-01, 1.300700206922E-01, 1.138119324644E-01, 1.000415587559E-01,
                                        8.833209084540E-02, 7.833544019350E-02, 6.976693743449E-02, 6.239312536719E-02}

Referenced by operator()().

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

• levenberg_marquardt.cpp
• NonLinearOptimization.cpp