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bpp::DerivableFirstOrder Class Referenceabstract

This is the abstract class for first order derivable functions. More...

#include <Bpp/Numeric/Function/Functions.h>

+ Inheritance diagram for bpp::DerivableFirstOrder:
+ Collaboration diagram for bpp::DerivableFirstOrder:

Public Member Functions

 DerivableFirstOrder ()
 
virtual ~DerivableFirstOrder ()
 
DerivableFirstOrderclone () const =0
 Create a copy of this object and send a pointer to it. More...
 
virtual void enableFirstOrderDerivatives (bool yn)=0
 Tell if derivatives must be computed. More...
 
virtual bool enableFirstOrderDerivatives () const =0
 Tell if derivatives must be computed. More...
 
virtual double getFirstOrderDerivative (const std::string &variable) const =0 throw (Exception)
 Get the derivative of the function at the current point. More...
 
virtual double df (const std::string &variable, const ParameterList &parameters) throw (Exception)
 Get the value of the first derivative of the function according to a given set of parameters. More...
 
virtual void setParameters (const ParameterList &parameters)=0 throw (ParameterNotFoundException, ConstraintException, Exception)
 Set the point where the function must be computed. More...
 
virtual double getValue () const =0 throw (Exception)
 Get the value of the function at the current point. More...
 
virtual double f (const ParameterList &parameters) throw (Exception)
 Get the value of the function according to a given set of parameters. More...
 
virtual bool hasParameter (const std::string &name) const =0
 Tell if there is a parameter with specified name. More...
 
virtual const ParameterListgetParameters () const =0
 Get all parameters available. More...
 
virtual const ParametergetParameter (const std::string &name) const =0 throw (ParameterNotFoundException)
 Get the parameter with specified name. More...
 
virtual double getParameterValue (const std::string &name) const =0 throw (ParameterNotFoundException)
 Get the value for parameter of name 'name'. More...
 
virtual void setAllParametersValues (const ParameterList &parameters)=0 throw (ParameterNotFoundException, ConstraintException)
 Set the parameters values to be equals to those of parameters. More...
 
virtual void setParameterValue (const std::string &name, double value)=0 throw (ParameterNotFoundException, ConstraintException)
 Set the value of parameter with name name to be equal to value. More...
 
virtual void setParametersValues (const ParameterList &parameters)=0 throw (ParameterNotFoundException, ConstraintException)
 Update the parameters from parameters. More...
 
virtual bool matchParametersValues (const ParameterList &parameters)=0 throw (ConstraintException)
 Update the parameters from parameters. More...
 
virtual size_t getNumberOfParameters () const =0
 Get the number of parameters. More...
 
virtual void setNamespace (const std::string &prefix)=0
 Set the namespace for the parameter names. More...
 
virtual std::string getNamespace () const =0
 
virtual std::string getParameterNameWithoutNamespace (const std::string &name) const =0
 Resolves a parameter name according to the current namespace. More...
 

Detailed Description

This is the abstract class for first order derivable functions.

This class adds the getFirstOrderDerivative() and df() shortcut functions.

Definition at line 129 of file Functions.h.

Constructor & Destructor Documentation

bpp::DerivableFirstOrder::DerivableFirstOrder ( )
inline

Definition at line 133 of file Functions.h.

virtual bpp::DerivableFirstOrder::~DerivableFirstOrder ( )
inlinevirtual

Definition at line 134 of file Functions.h.

Member Function Documentation

virtual double bpp::DerivableFirstOrder::df ( const std::string &  variable,
const ParameterList parameters 
)
throw (Exception
)
inlinevirtual

Get the value of the first derivative of the function according to a given set of parameters.

Parameters
variableThe name of the $ x $ variable in $ \frac{df}{dx} $.
parametersThe parameter set to pass to the function.
Returns
The value of the function with the given parameter set.
Exceptions
ExceptionIf an error occured.

Definition at line 176 of file Functions.h.

References getFirstOrderDerivative(), and bpp::Function::setParameters().

virtual void bpp::DerivableFirstOrder::enableFirstOrderDerivatives ( bool  yn)
pure virtual
virtual bool bpp::DerivableFirstOrder::enableFirstOrderDerivatives ( ) const
pure virtual
virtual double bpp::DerivableFirstOrder::getFirstOrderDerivative ( const std::string &  variable) const
throw (Exception
)
pure virtual

Get the derivative of the function at the current point.

Parameters
variableThe name of the $ x $ variable in $ \frac{df}{dx} $.
Returns
The value of the function.
Exceptions
ExceptionIf no point is specified or if an error occured.

Implemented in bpp::DerivableFirstOrderWrapper, bpp::ReparametrizationDerivableFirstOrderWrapper, bpp::AbstractHmmLikelihood, and bpp::AbstractNumericalDerivative.

Referenced by df(), bpp::NewtonOneDimension::doStep(), bpp::AbstractNumericalDerivative::getFirstOrderDerivative(), bpp::ConjugateGradientMultiDimensions::getGradient(), and bpp::BfgsMultiDimensions::getGradient().

virtual std::string bpp::Parametrizable::getNamespace ( ) const
pure virtualinherited
Returns
The current namespace used. This is an empty string if no namespace is currently defined.

Implemented in bpp::FunctionWrapper, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::FunctionWrapper::getNamespace().

virtual size_t bpp::Parametrizable::getNumberOfParameters ( ) const
pure virtualinherited

Get the number of parameters.

See Also
getNumberOfIndependentParameters If some parameters are aliased.
Returns
The number of parameters.

Implemented in bpp::FunctionWrapper, bpp::ParametrizableAdapter, bpp::AbstractParametrizable, and bpp::DirectionFunction.

Referenced by bpp::FunctionWrapper::getNumberOfParameters(), and bpp::BppODiscreteDistributionFormat::write().

virtual const Parameter& bpp::Parametrizable::getParameter ( const std::string &  name) const
throw (ParameterNotFoundException
)
pure virtualinherited

Get the parameter with specified name.

Parameters
nameThe name of the parameter to look for.
Returns
The parameter with given name.
Exceptions
ParameterNotFoundExceptionif no parameter with this name is found.

Implemented in bpp::FunctionWrapper, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::FunctionWrapper::getParameter().

virtual std::string bpp::Parametrizable::getParameterNameWithoutNamespace ( const std::string &  name) const
pure virtualinherited

Resolves a parameter name according to the current namespace.

Returns
The parameter name without the namespace prefix, if any.

Implemented in bpp::FunctionWrapper, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::FunctionWrapper::getParameterNameWithoutNamespace(), bpp::BppODiscreteDistributionFormat::read(), and bpp::BppOParametrizableFormat::write().

virtual const ParameterList& bpp::Parametrizable::getParameters ( ) const
pure virtualinherited
virtual double bpp::Parametrizable::getParameterValue ( const std::string &  name) const
throw (ParameterNotFoundException
)
pure virtualinherited

Get the value for parameter of name 'name'.

Parameters
nameThe name of the parameter.
Returns
the value of parameter name.

Implemented in bpp::FunctionWrapper, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::FunctionWrapper::getParameterValue(), and bpp::BppODiscreteDistributionFormat::read().

virtual bool bpp::Parametrizable::hasParameter ( const std::string &  name) const
pure virtualinherited

Tell if there is a parameter with specified name.

Parameters
nameThe name of the parameter to look for.
Returns
y/n.

Implemented in bpp::FunctionWrapper, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::FunctionWrapper::hasParameter().

virtual bool bpp::Parametrizable::matchParametersValues ( const ParameterList parameters)
throw (ConstraintException
)
pure virtualinherited

Update the parameters from parameters.

Only common parameters with parameters will be updated.

Parameters
parametersA list of parameters.
Returns
True if at least one parameter value has been changed.
Exceptions
ConstraintExceptionIf a value in parameters does not match the constraint in the corresponding parameter in the list.

Implemented in bpp::InfinityFunctionWrapper, bpp::FunctionWrapper, bpp::AbstractNumericalDerivative, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::InvariantMixedDiscreteDistribution::fireParameterChanged(), bpp::AbstractNumericalDerivative::matchParametersValues(), bpp::FunctionWrapper::matchParametersValues(), and bpp::InfinityFunctionWrapper::matchParametersValues().

virtual void bpp::Parametrizable::setAllParametersValues ( const ParameterList parameters)
throw (ParameterNotFoundException,
ConstraintException
)
pure virtualinherited

Set the parameters values to be equals to those of parameters.

The list must contain exactly the same parameters (ie same names) than the parameters available.

Parameters
parametersA list with all parameters.
Exceptions
ParameterNotFoundExceptionIf a some parameter in the list is not in params.
ConstraintExceptionIf a value in parameters does not match the constraint in the corresponding parameter in the list.

Implemented in bpp::InfinityFunctionWrapper, bpp::FunctionWrapper, bpp::AbstractNumericalDerivative, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::AbstractNumericalDerivative::setAllParametersValues(), bpp::FunctionWrapper::setAllParametersValues(), and bpp::InfinityFunctionWrapper::setAllParametersValues().

virtual void bpp::Parametrizable::setNamespace ( const std::string &  prefix)
pure virtualinherited

Set the namespace for the parameter names.

Parameters
prefixThe 'namespace', that is a prefix to add to all parameter names. If parameter names are already prefixed, the new prefix will be used instead.

Implemented in bpp::FunctionWrapper, bpp::ParametrizableAdapter, bpp::AbstractParameterAliasable, bpp::MixtureOfDiscreteDistributions, bpp::AbstractParametrizable, and bpp::InvariantMixedDiscreteDistribution.

Referenced by bpp::InvariantMixedDiscreteDistribution::InvariantMixedDiscreteDistribution(), bpp::InvariantMixedDiscreteDistribution::setNamespace(), and bpp::FunctionWrapper::setNamespace().

virtual void bpp::Parametrizable::setParametersValues ( const ParameterList parameters)
throw (ParameterNotFoundException,
ConstraintException
)
pure virtualinherited

Update the parameters from parameters.

parameters must be a subset of all parameters available.

Parameters
parametersA list containing all parameters to update.
Exceptions
ParameterNotFoundExceptionIf a some parameter in params is not in the list.
ConstraintExceptionIf a value in parameters does not match the constraint in the corresponding parameter in the list.

Implemented in bpp::InfinityFunctionWrapper, bpp::FunctionWrapper, bpp::AbstractNumericalDerivative, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::AbstractNumericalDerivative::setParametersValues(), bpp::FunctionWrapper::setParametersValues(), and bpp::InfinityFunctionWrapper::setParametersValues().

virtual void bpp::Parametrizable::setParameterValue ( const std::string &  name,
double  value 
)
throw (ParameterNotFoundException,
ConstraintException
)
pure virtualinherited

Set the value of parameter with name name to be equal to value.

Parameters
namethe name of the parameter to set.
valueThe value of the parameter.
Exceptions
ParameterNotFoundExceptionIf no parameter in the list has the name name.
ConstraintExceptionIf value does not match the constraint associated to parameter name.

Implemented in bpp::InfinityFunctionWrapper, bpp::FunctionWrapper, bpp::AbstractNumericalDerivative, bpp::ParametrizableAdapter, and bpp::AbstractParametrizable.

Referenced by bpp::AbstractNumericalDerivative::setParameterValue(), bpp::FunctionWrapper::setParameterValue(), and bpp::InfinityFunctionWrapper::setParameterValue().


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