lsst.meas.extensions.psfex gf0d5218b54+16d755e94c
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Public Member Functions | Public Attributes | Static Public Attributes | List of all members
lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig Class Reference
Inheritance diagram for lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig:

Public Member Functions

def setDefaults (self)
 

Public Attributes

 stampSize
 

Static Public Attributes

 spatialOrder
 
 sizeCellX
 
 sizeCellY
 
 samplingSize
 
 badMaskBits
 
 psfexBasis
 
 tolerance
 
 lam
 
 reducedChi2ForPsfCandidates
 
 spatialReject
 
 recentroid
 
 kernelSize
 

Detailed Description

Definition at line 38 of file psfexPsfDeterminer.py.

Member Function Documentation

◆ setDefaults()

def lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.setDefaults (   self)

Definition at line 106 of file psfexPsfDeterminer.py.

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 61 of file psfexPsfDeterminer.py.

◆ kernelSize

lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig.kernelSize
static
Initial value:
= pexConfig.Field[int](
doc=("Size of the postage stamp around each star that is extracted for fitting."
"Note: this reflects the oversampling setting of the psf, set by `samplingSize`;"
"e.g. `samplingSize=0.5` would require this value to be 2x what you expect."),
default=None,
optional=True,
deprecated="'kernelSize' is deprecated and will be removed in v25. Use `stampSize` instead.",
)

Definition at line 97 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 81 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 66 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 93 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 85 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 56 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 44 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 50 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 39 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 89 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 77 of file psfexPsfDeterminer.py.


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