lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig Class Reference

Inheritance diagram for lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig:

Public Member Functions
	setDefaults (self)

Public Attributes
	stampSize

Static Public Attributes
	spatialOrder
	sizeCellX
	sizeCellY
	samplingSize
	badMaskBits
	psfexBasis
	tolerance
	lam
	reducedChi2ForPsfCandidates
	spatialReject
	recentroid
	photometricFluxField

Detailed Description

Definition at line 40 of file psfexPsfDeterminer.py.

Member Function Documentation

setDefaults()

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.setDefaults

(

self

)

Definition at line 106 of file psfexPsfDeterminer.py.

    def setDefaults(self):
        super().setDefaults()
        self.stampSize = 41
 
 

Member Data Documentation

badMaskBits

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.badMaskBits

static

Initial value:

=  pexConfig.ListField[str](
        doc="List of mask bits which cause a source to be rejected as bad "
        "N.b. INTRP is used specially in PsfCandidateSet; it means \"Contaminated by neighbour\"",
        default=["INTRP", "SAT"],
    )

Definition at line 63 of file psfexPsfDeterminer.py.

lam

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.lam

static

Initial value:

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

Definition at line 83 of file psfexPsfDeterminer.py.

photometricFluxField

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.photometricFluxField

static

Initial value:

=  pexConfig.Field[str](
        doc="Flux field to use for photometric normalization. This overrides the "
            "``PHOTFLUX_KEY`` field for psfex. The associated flux error is "
            "derived by appending ``Err`` to this field.",
        default="base_CircularApertureFlux_9_0_instFlux",
    )

Definition at line 99 of file psfexPsfDeterminer.py.

psfexBasis

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.psfexBasis

static

Initial value:

=  pexConfig.ChoiceField[str](
        doc="BASIS value given to psfex.  PIXEL_AUTO will use the requested samplingSize only if "
        "the FWHM < 3 pixels.  Otherwise, it will use samplingSize=1.  PIXEL will always use the "
        "requested samplingSize",
        allowed={
            "PIXEL": "Always use requested samplingSize",
            "PIXEL_AUTO": "Only use requested samplingSize when FWHM < 3",
        },
        default='PIXEL_AUTO',
        optional=False,
    )

Definition at line 68 of file psfexPsfDeterminer.py.

recentroid

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.recentroid

static

Initial value:

=  pexConfig.Field[bool](
        doc="Should PSFEX be permitted to recentroid PSF candidates?",
        default=False,
    )

Definition at line 95 of file psfexPsfDeterminer.py.

reducedChi2ForPsfCandidates

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.reducedChi2ForPsfCandidates

static

Initial value:

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

Definition at line 87 of file psfexPsfDeterminer.py.

samplingSize

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.samplingSize

static

Initial value:

=  pexConfig.Field[float](
        doc="Resolution of the internal PSF model relative to the pixel size; "
        "e.g. 0.5 is equal to 2x oversampling",
        default=0.5,
    )

Definition at line 58 of file psfexPsfDeterminer.py.

sizeCellX

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.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 46 of file psfexPsfDeterminer.py.

sizeCellY

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.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 52 of file psfexPsfDeterminer.py.

spatialOrder

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.spatialOrder

static

Initial value:

=  pexConfig.Field[int](
        doc="specify spatial order for PSF kernel creation",
        default=2,
        check=lambda x: x >= 1,
    )

Definition at line 41 of file psfexPsfDeterminer.py.

spatialReject

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.spatialReject

static

Initial value:

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

Definition at line 91 of file psfexPsfDeterminer.py.

stampSize

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.stampSize

Definition at line 108 of file psfexPsfDeterminer.py.

tolerance

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.tolerance

static

Initial value:

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

Definition at line 79 of file psfexPsfDeterminer.py.

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

• /j/snowflake/release/lsstsw/stack/lsst-scipipe-8.0.0/Linux64/meas_extensions_psfex/g2305ad1205+5ca4c0b359/python/lsst/meas/extensions/psfex/psfexPsfDeterminer.py