lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig Class Reference

Inheritance diagram for lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig:

Public Member Functions
	setDefaults (self)

Public Attributes
int	stampSize = 41

Static Public Attributes
	nonLinearSpatialFit
	nEigenComponents
	spatialOrder
	sizeCellX
	sizeCellY
	nStarPerCell
	borderWidth
	nStarPerCellSpatialFit
	constantWeight
	nIterForPsf
	tolerance
	lam
	reducedChi2ForPsfCandidates
	spatialReject
	pixelThreshold
	doRejectBlends
	doMaskBlends

Detailed Description

Definition at line 69 of file pcaPsfDeterminer.py.

Member Function Documentation

setDefaults()

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.setDefaults

(

self

)

Definition at line 144 of file pcaPsfDeterminer.py.

Member Data Documentation

borderWidth

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.borderWidth

static

Initial value:

=  pexConfig.Field[int](
        doc="Number of pixels to ignore around the edge of PSF candidate postage stamps",
        default=0,
    )

Definition at line 99 of file pcaPsfDeterminer.py.

constantWeight

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.constantWeight

static

Initial value:

=  pexConfig.Field[bool](
        doc="Should each PSF candidate be given the same weight, independent of magnitude?",
        default=True,
    )

Definition at line 107 of file pcaPsfDeterminer.py.

doMaskBlends

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.doMaskBlends

static

Initial value:

=  pexConfig.Field[bool](
        doc="Mask blends in image?",
        default=True,
    )

Definition at line 139 of file pcaPsfDeterminer.py.

doRejectBlends

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.doRejectBlends

static

Initial value:

=  pexConfig.Field[bool](
        doc="Reject candidates that are blended?",
        default=False,
    )

Definition at line 135 of file pcaPsfDeterminer.py.

lam

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.lam

static

Initial value:

=  pexConfig.Field[float](
        doc="floor for variance is lam*data",
        default=0.05,
    )

Definition at line 119 of file pcaPsfDeterminer.py.

nEigenComponents

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.nEigenComponents

static

Initial value:

=  pexConfig.Field[int](
        doc="number of eigen components for PSF kernel creation",
        default=4,
        check=lambda x: x >= 1
    )

Definition at line 74 of file pcaPsfDeterminer.py.

nIterForPsf

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.nIterForPsf

static

Initial value:

=  pexConfig.Field[int](
        doc="number of iterations of PSF candidate star list",
        default=3,
    )

Definition at line 111 of file pcaPsfDeterminer.py.

nonLinearSpatialFit

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.nonLinearSpatialFit

static

Initial value:

=  pexConfig.Field[bool](
        doc="Use non-linear fitter for spatial variation of Kernel",
        default=False,
    )

Definition at line 70 of file pcaPsfDeterminer.py.

nStarPerCell

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.nStarPerCell

static

Initial value:

=  pexConfig.Field[int](
        doc="number of stars per psf cell for PSF kernel creation",
        default=3,
    )

Definition at line 95 of file pcaPsfDeterminer.py.

nStarPerCellSpatialFit

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.nStarPerCellSpatialFit

static

Initial value:

=  pexConfig.Field[int](
        doc="number of stars per psf Cell for spatial fitting",
        default=5,
    )

Definition at line 103 of file pcaPsfDeterminer.py.

pixelThreshold

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.pixelThreshold

static

Initial value:

=  pexConfig.Field[float](
        doc="Threshold (stdev) for rejecting extraneous pixels around candidate; applied if positive",
        default=0.0,
    )

Definition at line 131 of file pcaPsfDeterminer.py.

reducedChi2ForPsfCandidates

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.reducedChi2ForPsfCandidates

static

Initial value:

=  pexConfig.Field[float](
        doc="for psf candidate evaluation",
        default=2.0,
    )

Definition at line 123 of file pcaPsfDeterminer.py.

sizeCellX

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.sizeCellX

static

Initial value:

=  pexConfig.Field[int](
        doc="size of cell used to determine PSF (pixels, column direction)",
        default=256,
        #        minValue = 10,
        check=lambda x: x >= 10,
    )

Definition at line 83 of file pcaPsfDeterminer.py.

sizeCellY

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.sizeCellY

static

Initial value:

=  pexConfig.Field[int](
        doc="size of cell used to determine PSF (pixels, row direction)",
        default=sizeCellX.default,
        #        minValue = 10,
        check=lambda x: x >= 10,
    )

Definition at line 89 of file pcaPsfDeterminer.py.

spatialOrder

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.spatialOrder

static

Initial value:

=  pexConfig.Field[int](
        doc="specify spatial order for PSF kernel creation",
        default=2,
    )

Definition at line 79 of file pcaPsfDeterminer.py.

spatialReject

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.spatialReject

static

Initial value:

=  pexConfig.Field[float](
        doc="Rejection threshold (stdev) for candidates based on spatial fit",
        default=3.0,
    )

Definition at line 127 of file pcaPsfDeterminer.py.

stampSize

int lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.stampSize = 41

Definition at line 146 of file pcaPsfDeterminer.py.

tolerance

lsst.meas.algorithms.pcaPsfDeterminer.PcaPsfDeterminerConfig.tolerance

static

Initial value:

=  pexConfig.Field[float](
        doc="tolerance of spatial fitting",
        default=1e-2,
    )

Definition at line 115 of file pcaPsfDeterminer.py.

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

• python/lsst/meas/algorithms/pcaPsfDeterminer.py