Represents the polar decomposition of a transformation. More...

#include <Polar.h>

Inheritance diagram for MEAL::Polar:

Public Member Functions
	Polar ()
	Default Constructor.
	Polar (const Polar &s)
	Copy Constructor.
const Polar &	operator= (const Polar &s)
	Assignment Operator.
	~Polar ()
	Destructor.
Polar *	clone () const override
	Clone operator.
Estimate< double >	get_gain () const
	Get the instrumental gain, , in calibrator voltage units.
Estimate< double >	get_boost (unsigned i) const
	Get the specified component of the boost vector.
Estimate< double >	get_rotation (unsigned i) const
	Get the specified component of the rotation vector.
void	set_gain (const Estimate< double > &gain)
	Set the instrumental gain, , in calibrator voltage units.
void	set_boost (unsigned i, const Estimate< double > &b_i)
	Set the specified component of the boost vector.
void	set_rotation (unsigned i, const Estimate< double > &phi_i)
	Set the specified component of the rotation vector.
void	solve (Jones< Estimate< double > > &jones)
	Polar decompose the Jones matrix.
std::string	get_name () const
	Return the name of the class.
const Gain< Complex2 > *	get_gain_transformation () const
	Provide access to the gain transformation.
Gain< Complex2 > *	get_gain_transformation ()
const Boost *	get_boost_transformation () const
	Provide access to the boost transformation.
Boost *	get_boost_transformation ()
const Rotation *	get_rotation_transformation () const
	Provide access to the rotation transformation.
Rotation *	get_rotation_transformation ()
Public Member Functions inherited from MEAL::ProductRule< Complex2 >
void	*operator=** (Complex2 *model)
	Add the model to the product.
std::string	get_name () const
	Return the name of the class.
Public Member Functions inherited from MEAL::GroupRule< Complex2 >
	GroupRule ()
	Default constructor.
GroupRule &	operator= (const GroupRule &meta)
	Assignment operator.
	~GroupRule ()
	Destructor.
void	add_model (Complex2 *model)
	Add an element to the result.
void	remove_model (Complex2 *model)
	Remove an element from the result.
Complex2 *	get_model (unsigned i)
	Get the specified component.
unsigned	get_nmodel () const
	Get the number of components.
void	clear ()
	Clear all models.
void	parse (const std::string &text)
	Parse the values of model parameters and fit flags from a string.
std::string	class_name () const
Public Member Functions inherited from MEAL::Evaluable< Jones< double > >
	Evaluable ()
	Default constructor.
Evaluable &	operator= (const Evaluable &copy)
	Assignment operator.
Jones< double >	evaluate (std::vector< Jones< double > > *grad=0) const
	Return the Jones matrix and its gradient.
EstimateTraits< Jones< double > >::type	estimate () const
	Return the Jones Estimate matrix.
Public Member Functions inherited from MEAL::Function
	Function ()
	Default constructor.
	Function (const Function &model)
	Copy constructor.
Function &	operator= (const Function &model)
	Assignment operator.
virtual	~Function ()
	Virtual destructor.
virtual void	copy (const Function *model)
	Does the work for operator =.
virtual TextInterface::Parser *	get_interface ()
	Return a text interface that can be used to access this instance.
virtual void	print (std::string &text) const
	Prints the values of model parameters and fit flags to a string.
virtual std::string	get_description () const
	Return the description of the class.
unsigned	get_nparam () const
	Return the number of parameters.
std::string	get_param_name (unsigned index) const
	Return the name of the specified parameter.
std::string	get_param_description (unsigned index) const
	Return the description of the specified parameter.
double	get_param (unsigned index) const
	Return the value of the specified parameter.
void	set_param (unsigned index, double value)
	Set the value of the specified parameter.
double	get_variance (unsigned index) const
	Return the variance of the specified parameter.
void	set_variance (unsigned index, double value)
	Set the variance of the specified parameter.
bool	get_infit (unsigned index) const
	Return true if parameter at index is to be fitted.
void	set_infit (unsigned index, bool flag)
	Set flag for parameter at index to be fitted.
void	set_argument (unsigned dimension, Argument *axis)
	Set the independent variable of the specified dimension.
Estimate< double >	get_Estimate (unsigned index) const
	Return an Estimate of the specified parameter.
void	set_Estimate (unsigned index, const Estimate< double > &param)
	Set the Estimate of the specified parameter.
void	set_verbose (bool)
	Set the verbosity of this instance.
bool	get_verbose () const
	Get the verbosity of this instance.
void	set_evaluation_changed (bool _changed=true)
	Set true if the Function evaluation has changed.
bool	get_evaluation_changed () const
	Return true if the Function evaluation has changed.
const ParameterPolicy *	get_parameter_policy () const
	Provide access to the parameter_policy attribute.
ParameterPolicy *	get_parameter_policy ()
	Provide access to the parameter_policy attribute.
bool	has_parameter_policy () const
	Some wrappers may not have a parameter policy.
Public Member Functions inherited from Reference::Able
	Able (const Able &)
Able &	operator= (const Able &)
unsigned	get_reference_count () const
Public Member Functions inherited from Reference::HeapTracked
	HeapTracked (const HeapTracked &)
HeapTracked &	operator= (const HeapTracked &)
bool	__is_on_heap () const

Protected Attributes
Reference::To< Gain< Complex2 > >	gain
	Gain<Complex2>
Reference::To< Boost >	boost
	Boost Complex2.
Reference::To< Rotation >	rotation
	Rotation Complex2s.
Protected Attributes inherited from MEAL::Evaluable< Jones< double > >
Reference::To< EvaluationPolicy< Jones< double > > >	evaluation_policy
	The policy for managing function evaluation.
Protected Attributes inherited from MEAL::Function
Reference::To< ParameterPolicy >	parameter_policy
	The policy for managing function parameters.
Reference::To< ArgumentPolicy >	argument_policy
	The policy for managing function arguments.
bool	set_parameter_policy_context
	Set the parameter policy context.
bool	this_verbose
	The verbosity of this instance.

Additional Inherited Members
Public Types inherited from MEAL::ProductRule< Complex2 >
typedef Complex2::Result	Result
Public Types inherited from MEAL::GroupRule< Complex2 >
typedef Complex2::Result	Result
Public Types inherited from MEAL::Evaluable< Jones< double > >
typedef Jones< double >	Result
	The return type of the evaluate method.
Public Types inherited from MEAL::Function
enum	Attribute { ParameterCount , Evaluation }
	Function attributes that require the attention of Composite models. More...
Static Public Member Functions inherited from MEAL::Function
template<class Model>
static Model *	load (const std::string &filename)
	Construct a new Model instance from a file.
static Function *	load_Function (const std::string &filename)
	Construct a new Function instance from a file.
static Function *	factory (const std::string &text)
	Construct a new Function instance from a string.
Static Public Member Functions inherited from Reference::Able
static size_t	get_instance_count ()
Static Public Member Functions inherited from Reference::HeapTracked
static void *	operator new (size_t size, void *ptr=0)
static void	operator delete (void location, void ptr)
static void	operator delete (void *location)
static size_t	get_heap_queue_size ()
Public Attributes inherited from MEAL::Function
Callback< Attribute >	changed
	Callback executed when a Function Attribute has been changed.
Static Public Attributes inherited from MEAL::Complex2
static const char *	Name = "Complex2"
	The name of the class.
Static Public Attributes inherited from MEAL::Evaluable< Jones< double > >
static const char *	Name
	The name of the class.
Static Public Attributes inherited from MEAL::Function
static bool	verbose = false
	Verbosity flag.
static bool	very_verbose = false
	Low-level verbosity flag.
static bool	check_zero = false
	When set, some Functions will throw an Error if they evaluate to zero.
static bool	check_variance = false
	When set, some Functions will throw an Error if input variance <= 0.
static bool	cache_results = false
	When set, use the Cached evaluation policy and callbacks.
Protected Member Functions inherited from MEAL::ProductRule< Complex2 >
const Result	get_identity () const
	Return the identity of the multiplication group (one)
void	operate (Result &total, const Result &element)
	Multiply the total by the element.
const Result	partial (const Result &element) const
	Neighbouring terms stay in each other's partial derivatives.
Protected Member Functions inherited from MEAL::GroupRule< Complex2 >
void	print_parameters (std::string &text, const std::string &sep) const
	Prints the values of model parameters and fit flags to a string.
void	calculate (Result &result, std::vector< Result > *grad)
	Return the result and its gradient.
Protected Member Functions inherited from MEAL::Evaluable< Jones< double > >
virtual void	calculate (Jones< double > &result, std::vector< Jones< double > > *)=0
	Calculate the complex value and its gradient.
void	copy_evaluation_policy (const Evaluable *other)
Protected Member Functions inherited from MEAL::Function
void	copy_evaluation_changed (const Function &model)
	Copy the evaluation changed state of another model instance.
void	copy_parameter_policy (const Function *)
	Copy the parameter policy of another instance.
void	set_parameter_policy (ParameterPolicy *policy)
	Set the parameter policy.
Protected Member Functions inherited from Reference::Able
Handle *	__reference (bool active) const
void	__dereference (bool auto_delete=true) const

Detailed Description

Represents the polar decomposition of a transformation.

The transformation is parameterized by the gain, G, the boost vector, ${\bf b}=\sinh\beta\hat{m}$ , and the rotation vector, ${\bf r}=\phi_i\hat{n}$ .