DelayRateFFT is responsible for the two-dimensional FFT of visibility phases to find an estimate for deay. More...

#include <FringeJones.h>

Public Member Functions
	DelayRateFFT (SDBList &sdbs, casacore::Int refant, casacore::Array< casacore::Double > &delayWindow_, casacore::Array< casacore::Double > &rateWindow_)

	DelayRateFFT (casacore::Array< casacore::Complex > &data, casacore::Int nPadFactor, casacore::Float f0, casacore::Float df, casacore::Float dt, SDBList &s, casacore::Array< casacore::Double > &delayWindow_, casacore::Array< casacore::Double > &rateWindow_)

const std::map< casacore::Int, std::set< casacore::Int > > &	getActiveAntennas () const
	The following are copied from KJones.h definition of DelayFFT. More...

const std::set< casacore::Int > &	getActiveAntennasCorrelation (casacore::Int icor) const

void	removeAntennasCorrelation (casacore::Int, std::set< casacore::Int >)

const casacore::Array < casacore::Complex > &	Vpad () const

const casacore::Matrix < casacore::Bool > &	flag () const

const casacore::Matrix < casacore::Float > &	param () const

casacore::Matrix< casacore::Float >	delay () const

casacore::Matrix< casacore::Float >	rate () const

casacore::Int	refant () const

casacore::Double	get_df_all ()

void	FFT ()

std::pair< casacore::Bool, casacore::Float >	xinterp (casacore::Float alo, casacore::Float amax, casacore::Float ahi)

void	searchPeak ()

casacore::Float	snr (casacore::Int icorr, casacore::Int ielem, casacore::Float delay, casacore::Float rate)

void	printActive ()

Private Attributes
casacore::Int	refant_
	The idiom used in KJones solvers is: DelayFFT delfft1(vbga(ibuf), ptbw, refant()); delfft1.FFT(); delfft1.shift(f0[0]); delfft1.searchPeak(); This class is designed to follow that API (without the shift). More...

SDBListGridManager	gm_
	SBDListGridManager handles all the sizing and interpolating of multiple spectral windows onto a single frequency grid. More...

casacore::Int	nPadFactor_

casacore::Int	nt_

casacore::Int	nPadT_

casacore::Int	nChan_

casacore::Int	nPadChan_
	casacore::Int nSPWChan_; More...

casacore::Int	nElem_

casacore::Double	dt_

casacore::Double	f0_

casacore::Double	df_

casacore::Double	df_all_

casacore::Array < casacore::Complex >	Vpad_
	casacore::Double t0_, t1_; casacore::Double padBW_; More...

casacore::Array< casacore::Int >	xcount_

casacore::Array< casacore::Float >	sumw_

casacore::Array< casacore::Float >	sumww_

casacore::Int	nCorr_

casacore::Matrix< casacore::Float >	param_

casacore::Matrix< casacore::Bool >	flag_

std::map< casacore::Int, std::set< casacore::Int > >	activeAntennas_

std::set< casacore::Int >	allActiveAntennas_

casacore::Array < casacore::Double > &	delayWindow_

casacore::Array < casacore::Double > &	rateWindow_

Detailed Description

DelayRateFFT is responsible for the two-dimensional FFT of visibility phases to find an estimate for deay.

rate and phase offset parameters during fringe-fitting.

Definition at line 102 of file FringeJones.h.

Constructor & Destructor Documentation

casa::DelayRateFFT::DelayRateFFT	(	SDBList &	sdbs,
		casacore::Int	refant,
		casacore::Array< casacore::Double > &	delayWindow_,
		casacore::Array< casacore::Double > &	rateWindow_
	)

casa::DelayRateFFT::DelayRateFFT	(	casacore::Array< casacore::Complex > &	data,
		casacore::Int	nPadFactor,
		casacore::Float	f0,
		casacore::Float	df,
		casacore::Float	dt,
		SDBList &	s,
		casacore::Array< casacore::Double > &	delayWindow_,
		casacore::Array< casacore::Double > &	rateWindow_
	)

Member Function Documentation

casacore::Matrix<casacore::Float> casa::DelayRateFFT::delay ( ) const

void casa::DelayRateFFT::FFT ( )

const casacore::Matrix<casacore::Bool>& casa::DelayRateFFT::flag ( void ) const

inline

Definition at line 154 of file FringeJones.h.

References flag_.

casacore::Double casa::DelayRateFFT::get_df_all ( )

inline

Definition at line 159 of file FringeJones.h.

References df_all_.

const std::map<casacore::Int, std::set<casacore::Int> >& casa::DelayRateFFT::getActiveAntennas ( ) const

inline

The following are copied from KJones.h definition of DelayFFT.

Definition at line 148 of file FringeJones.h.

References activeAntennas_.

const std::set<casacore::Int>& casa::DelayRateFFT::getActiveAntennasCorrelation ( casacore::Int icor ) const

inline

Definition at line 150 of file FringeJones.h.

References activeAntennas_.

const casacore::Matrix<casacore::Float>& casa::DelayRateFFT::param ( ) const

inline

Definition at line 155 of file FringeJones.h.

References param_.

void casa::DelayRateFFT::printActive ( )

casacore::Matrix<casacore::Float> casa::DelayRateFFT::rate ( ) const

casacore::Int casa::DelayRateFFT::refant ( ) const

inline

Definition at line 158 of file FringeJones.h.

References refant_.

void casa::DelayRateFFT::removeAntennasCorrelation	(	casacore::Int	,
		std::set< casacore::Int >
	)

void casa::DelayRateFFT::searchPeak ( )

casacore::Float casa::DelayRateFFT::snr	(	casacore::Int	icorr,
		casacore::Int	ielem,
		casacore::Float	delay,
		casacore::Float	rate
	)

const casacore::Array<casacore::Complex>& casa::DelayRateFFT::Vpad ( ) const

inline

Definition at line 153 of file FringeJones.h.

References Vpad_.

std::pair<casacore::Bool, casacore::Float> casa::DelayRateFFT::xinterp	(	casacore::Float	alo,
		casacore::Float	amax,
		casacore::Float	ahi
	)

Member Data Documentation

std::map< casacore::Int, std::set<casacore::Int> > casa::DelayRateFFT::activeAntennas_

private

Definition at line 132 of file FringeJones.h.

Referenced by getActiveAntennas(), and getActiveAntennasCorrelation().

std::set<casacore::Int> casa::DelayRateFFT::allActiveAntennas_

private

Definition at line 133 of file FringeJones.h.

casacore::Array<casacore::Double>& casa::DelayRateFFT::delayWindow_

private

Definition at line 134 of file FringeJones.h.

casacore::Double casa::DelayRateFFT::df_

private

Definition at line 121 of file FringeJones.h.

casacore::Double casa::DelayRateFFT::df_all_

private

Definition at line 121 of file FringeJones.h.

Referenced by get_df_all().

casacore::Double casa::DelayRateFFT::dt_

private

Definition at line 121 of file FringeJones.h.

casacore::Double casa::DelayRateFFT::f0_

private

Definition at line 121 of file FringeJones.h.

casacore::Matrix<casacore::Bool> casa::DelayRateFFT::flag_

private

Definition at line 131 of file FringeJones.h.

Referenced by flag().

SDBListGridManager casa::DelayRateFFT::gm_

private

SBDListGridManager handles all the sizing and interpolating of multiple spectral windows onto a single frequency grid.

Definition at line 113 of file FringeJones.h.

casacore::Int casa::DelayRateFFT::nChan_

private

Definition at line 117 of file FringeJones.h.

casacore::Int casa::DelayRateFFT::nCorr_

private

Definition at line 128 of file FringeJones.h.

casacore::Int casa::DelayRateFFT::nElem_

private

Definition at line 120 of file FringeJones.h.

casacore::Int casa::DelayRateFFT::nPadChan_

private

casacore::Int nSPWChan_;

Definition at line 119 of file FringeJones.h.

casacore::Int casa::DelayRateFFT::nPadFactor_

private

Definition at line 114 of file FringeJones.h.

casacore::Int casa::DelayRateFFT::nPadT_

private

Definition at line 116 of file FringeJones.h.

casacore::Int casa::DelayRateFFT::nt_

private

Definition at line 115 of file FringeJones.h.

casacore::Matrix<casacore::Float> casa::DelayRateFFT::param_

private

Definition at line 130 of file FringeJones.h.

Referenced by param().

casacore::Array<casacore::Double>& casa::DelayRateFFT::rateWindow_

private

Definition at line 135 of file FringeJones.h.

casacore::Int casa::DelayRateFFT::refant_

private

The idiom used in KJones solvers is: DelayFFT delfft1(vbga(ibuf), ptbw, refant()); delfft1.FFT(); delfft1.shift(f0[0]); delfft1.searchPeak(); This class is designed to follow that API (without the shift).

Definition at line 110 of file FringeJones.h.

Referenced by refant().

casacore::Array<casacore::Float> casa::DelayRateFFT::sumw_

private

Definition at line 126 of file FringeJones.h.

casacore::Array<casacore::Float> casa::DelayRateFFT::sumww_

private

Definition at line 127 of file FringeJones.h.

casacore::Array<casacore::Complex> casa::DelayRateFFT::Vpad_

private

casacore::Double t0_, t1_; casacore::Double padBW_;

Definition at line 124 of file FringeJones.h.