Inheritance diagram for lsst.meas.extensions.psfex.psfexPsfDeterminer.PsfexPsfDeterminerConfig:
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 Data Documentation
◆ badMaskBits
|
static |
Initial value:
= pexConfig.ListField(
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\"",
dtype=str,
default=["INTRP", "SAT"],
)
Definition at line 65 of file psfexPsfDeterminer.py.
◆ kernelSize
|
static |
Initial value:
= pexConfig.Field(
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."),
dtype=int,
default=81,
)
Definition at line 108 of file psfexPsfDeterminer.py.
◆ lam
|
static |
Initial value:
= pexConfig.Field(
doc="floor for variance is lam*data",
dtype=float,
default=0.05,
)
Definition at line 88 of file psfexPsfDeterminer.py.
◆ psfexBasis
|
static |
Initial value:
= pexConfig.ChoiceField(
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",
dtype=str,
allowed={
"PIXEL": "Always use requested samplingSize",
"PIXEL_AUTO": "Only use requested samplingSize when FWHM < 3",
},
default='PIXEL_AUTO',
optional=False,
)
Definition at line 71 of file psfexPsfDeterminer.py.
◆ recentroid
|
static |
Initial value:
= pexConfig.Field(
doc="Should PSFEX be permitted to recentroid PSF candidates?",
dtype=bool,
default=False,
)
Definition at line 103 of file psfexPsfDeterminer.py.
◆ reducedChi2ForPsfCandidates
|
static |
Initial value:
= pexConfig.Field(
doc="for psf candidate evaluation",
dtype=float,
default=2.0,
)
Definition at line 93 of file psfexPsfDeterminer.py.
◆ samplingSize
|
static |
Initial value:
= pexConfig.Field(
doc="Resolution of the internal PSF model relative to the pixel size; "
"e.g. 0.5 is equal to 2x oversampling",
dtype=float,
default=0.5,
)
Definition at line 59 of file psfexPsfDeterminer.py.
◆ sizeCellX
|
static |
Initial value:
= pexConfig.Field(
doc="size of cell used to determine PSF (pixels, column direction)",
dtype=int,
default=256,
# minValue = 10,
check=lambda x: x >= 10,
)
Definition at line 45 of file psfexPsfDeterminer.py.
◆ sizeCellY
|
static |
Initial value:
= pexConfig.Field(
doc="size of cell used to determine PSF (pixels, row direction)",
dtype=int,
default=sizeCellX.default,
# minValue = 10,
check=lambda x: x >= 10,
)
Definition at line 52 of file psfexPsfDeterminer.py.
◆ spatialOrder
|
static |
Initial value:
= pexConfig.Field(
doc="specify spatial order for PSF kernel creation",
dtype=int,
default=2,
check=lambda x: x >= 1,
)
Definition at line 39 of file psfexPsfDeterminer.py.
◆ spatialReject
|
static |
Initial value:
= pexConfig.Field(
doc="Rejection threshold (stdev) for candidates based on spatial fit",
dtype=float,
default=3.0,
)
Definition at line 98 of file psfexPsfDeterminer.py.
◆ tolerance
|
static |
Initial value:
= pexConfig.Field(
doc="tolerance of spatial fitting",
dtype=float,
default=1e-2,
)
Definition at line 83 of file psfexPsfDeterminer.py.
The documentation for this class was generated from the following file:
- /j/snowflake/release/lsstsw/stack/lsst-scipipe-0.7.0/Linux64/meas_extensions_psfex/22.0.1-4-g3a563be+32dcf1063f/python/lsst/meas/extensions/psfex/psfexPsfDeterminer.py
