JMATH::JModel_t Struct Reference

Fit model. More...

#include <JModel.hh>

Inheritance diagram for JMATH::JModel_t:

Public Types
typedef size_t	parameter_type

Public Member Functions
JModel_t &	operator= (const JMATH::JZero &zero)
	Reset. More...
double &	operator[] (const size_t index)
	Get value at given index. More...
bool	equals (const JModel_t &model, const double eps=std::numeric_limits< double >::min()) const
	Equality. More...
JModel_t &	negate ()
	Negate model. More...
JModel_t &	add (const JModel_t &model)
	Add model. More...
JModel_t &	sub (const JModel_t &model)
	Subtract model. More...
JModel_t &	mul (const double factor)
	Scale model. More...
JModel_t &	div (const double factor)
	Scale model. More...
JModel_t &	mul (const JNullType &object)
	Multiply with object. More...

Friends
std::istream &	operator>> (std::istream &in, JModel_t &model)
	Write model to input stream. More...
std::ostream &	operator<< (std::ostream &out, const JModel_t &model)
	Write model to output stream. More...

Detailed Description

Fit model.

Definition at line 29 of file JMath/JModel.hh.

Member Typedef Documentation

typedef size_t JMATH::JModel_t::parameter_type

Definition at line 35 of file JMath/JModel.hh.

Member Function Documentation

JModel_t& JMATH::JModel_t::operator= ( const JMATH::JZero &  zero )

inline

Reset.

Parameters

zero

zero

Returns

this model

Definition at line 43 of file JMath/JModel.hh.

    {
      for (size_t i = 0; i != this->size(); ++i) {
        (*this)[i] = 0.0;
      }

      return *this;
    }

double& JMATH::JModel_t::operator[] ( const size_t  index )

inline

Get value at given index.

Parameters

index

index

Returns

value

Definition at line 59 of file JMath/JModel.hh.

    {
      if (index >= this->size()) {
        this->resize(index + 1, 0.0);
      }

      return std::vector<double>::operator[](index);
    }

bool JMATH::JModel_t::equals ( const JModel_t &  model, const double  eps = std::numeric_limits<double>::min()  ) const

inline

Equality.

Parameters

model	model
eps	numerical precision

Returns

true if model's identical; else false

Definition at line 76 of file JMath/JModel.hh.

    {
      for (size_t i = 0; i != this->size(); ++i) {
        if (fabs((*this)[i] - model[i]) >= eps) {
          return false;
        }
      }

      return true;
    }

JModel_t& JMATH::JModel_t::negate ( )

inline

Negate model.

Returns

this model

Definition at line 94 of file JMath/JModel.hh.

    {
      for (size_t i = 0; i != this->size(); ++i) {
        (*this)[i] = -(*this)[i];
      }

      return *this;
    }

JModel_t& JMATH::JModel_t::add ( const JModel_t &  model )

inline

Add model.

Parameters

model

model

Returns

this model

Definition at line 110 of file JMath/JModel.hh.

    {
      for (size_t i = 0; i != model.size(); ++i) {
        (*this)[i] += model[i];
      }

      return *this;
    }

JModel_t& JMATH::JModel_t::sub ( const JModel_t &  model )

inline

Subtract model.

Parameters

model

model

Returns

this model

Definition at line 126 of file JMath/JModel.hh.

    {
      for (size_t i = 0; i != model.size(); ++i) {
        (*this)[i] -= model[i];
      }

      return *this;
    }

JModel_t& JMATH::JModel_t::mul ( const double  factor )

inline

Scale model.

Parameters

factor

multiplication factor

Returns

this model

Definition at line 142 of file JMath/JModel.hh.

    {
      for (size_t i = 0; i != this->size(); ++i) {
        (*this)[i] *= factor;
      }

      return *this;
    }

JModel_t& JMATH::JModel_t::div ( const double  factor )

inline

Scale model.

Parameters

factor

division factor

Returns

this model

Definition at line 158 of file JMath/JModel.hh.

    {
      for (size_t i = 0; i != this->size(); ++i) {
        (*this)[i] /= factor;
      }

      return *this;
    }

JModel_t & JMATH::JMath< JModel_t , JNullType >::mul ( const JNullType &  object )

inlineinherited

Multiply with object.

Parameters

object

object

Returns

result object

Definition at line 357 of file JMath.hh.

    {
      return static_cast<JFirst_t&>(*this) = JCalculator<JFirst_t>::calculator.mul(static_cast<const JFirst_t&>(*this), object);
    }

Friends And Related Function Documentation

std::istream& operator>> ( std::istream &  in, JModel_t &  model  )

friend

Write model to input stream.

Parameters

in	input stream
model	model

Returns

input stream

Definition at line 175 of file JMath/JModel.hh.

    {
      model.clear();

      for (double value; in >> value; ) {
        model.push_back(value);
      }

      return in;
    }

std::ostream& operator<< ( std::ostream &  out, const JModel_t &  model  )

friend

Write model to output stream.

Parameters

out	output stream
model	model

Returns

output stream

Definition at line 194 of file JMath/JModel.hh.

    {
      using namespace std;

      for (JModel_t::const_iterator i = model.begin(); i != model.end(); ++i) {
        return out << FIXED(7,3) << *i  << ' ';
      }

      return out;
    }

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

• JMath/JModel.hh