SourceXtractor::FlexibleModelFittingIterativeTask Class Reference

#include <FlexibleModelFittingIterativeTask.h>

Inheritance diagram for SourceXtractor::FlexibleModelFittingIterativeTask:

Collaboration diagram for SourceXtractor::FlexibleModelFittingIterativeTask:

Classes
struct	FittingState
struct	SourceState

Public Member Functions
	FlexibleModelFittingIterativeTask (const std::string &least_squares_engine, unsigned int max_iterations, double modified_chi_squared_scale, std::vector< std::shared_ptr< FlexibleModelFittingParameter >> parameters, std::vector< std::shared_ptr< FlexibleModelFittingFrame >> frames, std::vector< std::shared_ptr< FlexibleModelFittingPrior >> priors, double scale_factor=1.0, int meta_iterations=3, double deblend_factor=1.0, double meta_iteration_stop=0.0001, size_t max_fit_size=100)
virtual	~FlexibleModelFittingIterativeTask ()
void	computeProperties (SourceGroupInterface &group) const override
	Computes one or more properties for the SourceGroup and/or the Sources it contains. More...
Public Member Functions inherited from SourceXtractor::GroupTask
virtual	~GroupTask ()=default
	Destructor. More...
Public Member Functions inherited from SourceXtractor::Task
virtual	~Task ()=default
	Destructor. More...

Private Member Functions
std::shared_ptr< VectorImage < SeFloat > >	createDeblendImage (SourceGroupInterface &group, SourceInterface &source, int source_index, std::shared_ptr< FlexibleModelFittingFrame > frame, FittingState &state) const
void	fitSource (SourceGroupInterface &group, SourceInterface &source, int index, FittingState &state) const
void	updateCheckImages (SourceGroupInterface &group, double pixel_scale, FittingState &state) const
SeFloat	computeChiSquared (SourceGroupInterface &group, SourceInterface &source, int index, double pixel_scale, FlexibleModelFittingParameterManager &manager, int &total_data_points, FittingState &state) const
SeFloat	computeChiSquaredForFrame (std::shared_ptr< const Image< SeFloat >> image, std::shared_ptr< const Image< SeFloat >> model, std::shared_ptr< const Image< SeFloat >> weights, int &data_points) const
int	fitSourcePrepareParameters (FlexibleModelFittingParameterManager &parameter_manager, ModelFitting::EngineParameterManager &engine_parameter_manager, SourceInterface &source, int index, FittingState &state) const
int	fitSourcePrepareModels (FlexibleModelFittingParameterManager &parameter_manager, ModelFitting::ResidualEstimator &res_estimator, int &good_pixels, SourceGroupInterface &group, SourceInterface &source, int index, FittingState &state, double downscaling) const
SeFloat	fitSourceComputeChiSquared (FlexibleModelFittingParameterManager &parameter_manager, SourceGroupInterface &group, SourceInterface &source, int index, FittingState &state) const
void	fitSourceUpdateState (FlexibleModelFittingParameterManager &parameter_manager, SourceInterface &source, SeFloat avg_reduced_chi_squared, SeFloat duration, unsigned int iterations, unsigned int stop_reason, Flags flags, ModelFitting::LeastSquareSummary solution, int index, FittingState &state) const

Private Attributes
std::string	m_least_squares_engine
unsigned int	m_max_iterations
double	m_modified_chi_squared_scale
double	m_scale_factor
int	m_meta_iterations
double	m_deblend_factor
double	m_meta_iteration_stop
size_t	m_max_fit_size
std::vector< std::shared_ptr < FlexibleModelFittingParameter > >	m_parameters
std::vector< std::shared_ptr < FlexibleModelFittingFrame > >	m_frames
std::vector< std::shared_ptr < FlexibleModelFittingPrior > >	m_priors

Detailed Description

Definition at line 38 of file FlexibleModelFittingIterativeTask.h.

Constructor & Destructor Documentation

SourceXtractor::FlexibleModelFittingIterativeTask::FlexibleModelFittingIterativeTask	(	const std::string &	least_squares_engine,
		unsigned int	max_iterations,
		double	modified_chi_squared_scale,
		std::vector< std::shared_ptr< FlexibleModelFittingParameter >>	parameters,
		std::vector< std::shared_ptr< FlexibleModelFittingFrame >>	frames,
		std::vector< std::shared_ptr< FlexibleModelFittingPrior >>	priors,
		double	scale_factor = 1.0,
		int	meta_iterations = 3,
		double	deblend_factor = 1.0,
		double	meta_iteration_stop = 0.0001,
		size_t	max_fit_size = 100
	)

Definition at line 47 of file FlexibleModelFittingIterativeTask.cpp.

SourceXtractor::FlexibleModelFittingIterativeTask::~FlexibleModelFittingIterativeTask ( )

virtual

Definition at line 63 of file FlexibleModelFittingIterativeTask.cpp.

Member Function Documentation

SeFloat SourceXtractor::FlexibleModelFittingIterativeTask::computeChiSquared ( SourceGroupInterface &  group, SourceInterface &  source, int  index, double  pixel_scale, FlexibleModelFittingParameterManager &  manager, int &  total_data_points, FittingState &  state  ) const

private

Definition at line 630 of file FlexibleModelFittingIterativeTask.cpp.

References computeChiSquaredForFrame(), createDeblendImage(), m_frames, x, and y.

Referenced by fitSourceComputeChiSquared().

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SeFloat SourceXtractor::FlexibleModelFittingIterativeTask::computeChiSquaredForFrame ( std::shared_ptr< const Image< SeFloat >>  image, std::shared_ptr< const Image< SeFloat >>  model, std::shared_ptr< const Image< SeFloat >>  weights, int &  data_points  ) const

private

Definition at line 610 of file FlexibleModelFittingIterativeTask.cpp.

References SourceXtractor::ImageAccessor< T >::getValue(), x, and y.

Referenced by computeChiSquared().

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void SourceXtractor::FlexibleModelFittingIterativeTask::computeProperties ( SourceGroupInterface &  group ) const

overridevirtual

Computes one or more properties for the SourceGroup and/or the Sources it contains.

Implements SourceXtractor::GroupTask.

Definition at line 181 of file FlexibleModelFittingIterativeTask.cpp.

References SourceXtractor::FlexibleModelFittingIterativeTask::SourceState::duration, std::dynamic_pointer_cast(), std::fabs(), fitSource(), SourceXtractor::FlexibleModelFittingIterativeTask::SourceState::flags, SourceXtractor::FlexibleModelFittingIterativeTask::SourceState::iterations, m_meta_iteration_stop, m_meta_iterations, m_parameters, std::move(), SourceXtractor::NONE, SourceXtractor::FlexibleModelFittingIterativeTask::SourceState::parameters_sigmas, SourceXtractor::FlexibleModelFittingIterativeTask::SourceState::parameters_values, std::numeric_limits::quiet_NaN(), SourceXtractor::FlexibleModelFittingIterativeTask::SourceState::reduced_chi_squared, SourceXtractor::FlexibleModelFittingIterativeTask::FittingState::source_states, SourceXtractor::FlexibleModelFittingIterativeTask::SourceState::stop_reason, and updateCheckImages().

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std::shared_ptr< VectorImage< SeFloat > > SourceXtractor::FlexibleModelFittingIterativeTask::createDeblendImage ( SourceGroupInterface &  group, SourceInterface &  source, int  source_index, std::shared_ptr< FlexibleModelFittingFrame >  frame, FittingState &  state  ) const

private

Definition at line 270 of file FlexibleModelFittingIterativeTask.cpp.

References SourceXtractor::FlexibleModelFittingParameterManager::addParameter(), SourceXtractor::VectorImage< T >::create(), std::dynamic_pointer_cast(), m_parameters, SourceXtractor::FlexibleModelFittingIterativeTask::FittingState::source_states, x, and y.

Referenced by computeChiSquared(), and fitSourcePrepareModels().

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void SourceXtractor::FlexibleModelFittingIterativeTask::fitSource ( SourceGroupInterface &  group, SourceInterface &  source, int  index, FittingState &  state  ) const

private

Definition at line 465 of file FlexibleModelFittingIterativeTask.cpp.

References ModelFitting::LeastSquareEngineManager::create(), SourceXtractor::DOWNSAMPLED, ModelFitting::LeastSquareSummary::ERROR, SourceXtractor::ERROR, fitSourceComputeChiSquared(), fitSourcePrepareModels(), fitSourcePrepareParameters(), fitSourceUpdateState(), SourceXtractor::SourceInterface::getProperty(), SourceXtractor::INSUFFICIENT_DATA, SourceXtractor::logger, m_frames, m_least_squares_engine, m_max_fit_size, m_max_iterations, m_priors, m_scale_factor, std::max(), SourceXtractor::NONE, SourceXtractor::OUTSIDE, and std::sqrt().

Referenced by computeProperties().

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SeFloat SourceXtractor::FlexibleModelFittingIterativeTask::fitSourceComputeChiSquared ( FlexibleModelFittingParameterManager &  parameter_manager, SourceGroupInterface &  group, SourceInterface &  source, int  index, FittingState &  state  ) const

private

Definition at line 397 of file FlexibleModelFittingIterativeTask.cpp.

References computeChiSquared(), std::dynamic_pointer_cast(), SourceXtractor::FlexibleModelFittingParameterManager::isParamAccessed(), and m_parameters.

Referenced by fitSource().

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int SourceXtractor::FlexibleModelFittingIterativeTask::fitSourcePrepareModels ( FlexibleModelFittingParameterManager &  parameter_manager, ModelFitting::ResidualEstimator &  res_estimator, int &  good_pixels, SourceGroupInterface &  group, SourceInterface &  source, int  index, FittingState &  state, double  downscaling  ) const

private

Definition at line 351 of file FlexibleModelFittingIterativeTask.cpp.

References ModelFitting::createDataVsModelResiduals(), createDeblendImage(), m_deblend_factor, m_frames, m_modified_chi_squared_scale, std::move(), ModelFitting::ResidualEstimator::registerBlockProvider(), x, and y.

Referenced by fitSource().

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int SourceXtractor::FlexibleModelFittingIterativeTask::fitSourcePrepareParameters ( FlexibleModelFittingParameterManager &  parameter_manager, ModelFitting::EngineParameterManager &  engine_parameter_manager, SourceInterface &  source, int  index, FittingState &  state  ) const

private

Definition at line 323 of file FlexibleModelFittingIterativeTask.cpp.

References SourceXtractor::FlexibleModelFittingParameterManager::addParameter(), SourceXtractor::FlexibleModelFittingParameterManager::clearAccessCheck(), std::dynamic_pointer_cast(), m_parameters, and SourceXtractor::FlexibleModelFittingIterativeTask::FittingState::source_states.

Referenced by fitSource().

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void SourceXtractor::FlexibleModelFittingIterativeTask::fitSourceUpdateState ( FlexibleModelFittingParameterManager &  parameter_manager, SourceInterface &  source, SeFloat  avg_reduced_chi_squared, SeFloat  duration, unsigned int  iterations, unsigned int  stop_reason, Flags  flags, ModelFitting::LeastSquareSummary  solution, int  index, FittingState &  state  ) const

private

Definition at line 418 of file FlexibleModelFittingIterativeTask.cpp.

References std::dynamic_pointer_cast(), SourceXtractor::FlexibleModelFittingParameterManager::getParameter(), SourceXtractor::FlexibleModelFittingParameterManager::isParamAccessed(), m_parameters, ModelFitting::LeastSquareSummary::parameter_sigmas, SourceXtractor::PARTIAL_FIT, ModelFitting::EngineParameter::setEngineValue(), and SourceXtractor::FlexibleModelFittingIterativeTask::FittingState::source_states.

Referenced by fitSource().

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void SourceXtractor::FlexibleModelFittingIterativeTask::updateCheckImages ( SourceGroupInterface &  group, double  pixel_scale, FittingState &  state  ) const

private

Definition at line 556 of file FlexibleModelFittingIterativeTask.cpp.

References SourceXtractor::FlexibleModelFittingParameterManager::addParameter(), std::dynamic_pointer_cast(), SourceXtractor::CheckImages::getInstance(), SourceXtractor::CheckImages::getModelFittingImage(), SourceXtractor::ImageAccessor< T >::getValue(), m_frames, m_parameters, SourceXtractor::FlexibleModelFittingIterativeTask::FittingState::source_states, x, and y.

Referenced by computeProperties().

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Member Data Documentation

double SourceXtractor::FlexibleModelFittingIterativeTask::m_deblend_factor

private

Definition at line 104 of file FlexibleModelFittingIterativeTask.h.

Referenced by fitSourcePrepareModels().

std::vector<std::shared_ptr<FlexibleModelFittingFrame> > SourceXtractor::FlexibleModelFittingIterativeTask::m_frames

private

Definition at line 109 of file FlexibleModelFittingIterativeTask.h.

Referenced by computeChiSquared(), fitSource(), fitSourcePrepareModels(), and updateCheckImages().

std::string SourceXtractor::FlexibleModelFittingIterativeTask::m_least_squares_engine

private

Definition at line 99 of file FlexibleModelFittingIterativeTask.h.

Referenced by fitSource().

size_t SourceXtractor::FlexibleModelFittingIterativeTask::m_max_fit_size

private

Definition at line 106 of file FlexibleModelFittingIterativeTask.h.

Referenced by fitSource().

unsigned int SourceXtractor::FlexibleModelFittingIterativeTask::m_max_iterations

private

Definition at line 100 of file FlexibleModelFittingIterativeTask.h.

Referenced by fitSource().

double SourceXtractor::FlexibleModelFittingIterativeTask::m_meta_iteration_stop

private

Definition at line 105 of file FlexibleModelFittingIterativeTask.h.

Referenced by computeProperties().

int SourceXtractor::FlexibleModelFittingIterativeTask::m_meta_iterations

private

Definition at line 103 of file FlexibleModelFittingIterativeTask.h.

Referenced by computeProperties().

double SourceXtractor::FlexibleModelFittingIterativeTask::m_modified_chi_squared_scale

private

Definition at line 101 of file FlexibleModelFittingIterativeTask.h.

Referenced by fitSourcePrepareModels().

std::vector<std::shared_ptr<FlexibleModelFittingParameter> > SourceXtractor::FlexibleModelFittingIterativeTask::m_parameters

private

Definition at line 108 of file FlexibleModelFittingIterativeTask.h.

Referenced by computeProperties(), createDeblendImage(), fitSourceComputeChiSquared(), fitSourcePrepareParameters(), fitSourceUpdateState(), and updateCheckImages().

std::vector<std::shared_ptr<FlexibleModelFittingPrior> > SourceXtractor::FlexibleModelFittingIterativeTask::m_priors

private

Definition at line 110 of file FlexibleModelFittingIterativeTask.h.

Referenced by fitSource().

double SourceXtractor::FlexibleModelFittingIterativeTask::m_scale_factor

private

Definition at line 102 of file FlexibleModelFittingIterativeTask.h.

Referenced by fitSource().

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

• SEImplementation/SEImplementation/Plugin/FlexibleModelFitting/FlexibleModelFittingIterativeTask.h
• SEImplementation/src/lib/Plugin/FlexibleModelFitting/FlexibleModelFittingIterativeTask.cpp