lsst.ip.diffim.psfMatch.PsfMatchConfigAL Class Reference

Inheritance diagram for lsst.ip.diffim.psfMatch.PsfMatchConfigAL:

Public Member Functions
	setDefaults (self)

Public Attributes
	kernelBasisSet
	maxConditionNumber

Static Public Attributes
	alardNGauss
	alardDegGauss
	alardSigGauss
	alardGaussBeta
	alardMinSig
	alardDegGaussDeconv
	alardMinSigDeconv
	alardNGaussDeconv

Detailed Description

The parameters specific to the "Alard-Lupton" (sum-of-Gaussian) Psf-matching basis

Definition at line 384 of file psfMatch.py.

Member Function Documentation

setDefaults()

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.setDefaults

(

self

)

Definition at line 387 of file psfMatch.py.

    def setDefaults(self):
        PsfMatchConfig.setDefaults(self)
        self.kernelBasisSet = "alard-lupton"
        self.maxConditionNumber = 5.0e7
 

Member Data Documentation

alardDegGauss

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.alardDegGauss

static

Initial value:

=  pexConfig.ListField(
        dtype=int,
        doc="Polynomial order of spatial modification of base Gaussians. "
            "List length must be `alardNGauss`.",
        default=(4, 2, 2),
    )

Definition at line 398 of file psfMatch.py.

alardDegGaussDeconv

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.alardDegGaussDeconv

static

Initial value:

=  pexConfig.Field(
        dtype=int,
        doc="Used if `scaleByFwhm==True`, degree of spatial modification of ALL base Gaussians "
            "in AL basis during deconvolution",
        default=3,
        check=lambda x: x >= 1
    )

Definition at line 423 of file psfMatch.py.

alardGaussBeta

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.alardGaussBeta

static

Initial value:

=  pexConfig.Field(
        dtype=float,
        doc="Used if `scaleByFwhm==True`, scaling multiplier of base "
            "Gaussian sigmas for automated sigma determination",
        default=2.0,
        check=lambda x: x >= 0.0,
    )

Definition at line 410 of file psfMatch.py.

alardMinSig

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.alardMinSig

static

Initial value:

=  pexConfig.Field(
        dtype=float,
        doc="Used if `scaleByFwhm==True`, minimum sigma (pixels) for base Gaussians",
        default=0.7,
        check=lambda x: x >= 0.25
    )

Definition at line 417 of file psfMatch.py.

alardMinSigDeconv

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.alardMinSigDeconv

static

Initial value:

=  pexConfig.Field(
        dtype=float,
        doc="Used if `scaleByFwhm==True`, minimum sigma (pixels) for base Gaussians during deconvolution; "
            "make smaller than `alardMinSig` as this is only indirectly used",
        default=0.4,
        check=lambda x: x >= 0.25
    )

Definition at line 430 of file psfMatch.py.

alardNGauss

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.alardNGauss

static

Initial value:

=  pexConfig.Field(
        dtype=int,
        doc="Number of base Gaussians in alard-lupton kernel basis function generation.",
        default=3,
        check=lambda x: x >= 1
    )

Definition at line 392 of file psfMatch.py.

alardNGaussDeconv

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.alardNGaussDeconv

static

Initial value:

=  pexConfig.Field(
        dtype=int,
        doc="Used if `scaleByFwhm==True`, number of base Gaussians in AL basis during deconvolution",
        default=3,
        check=lambda x: x >= 1
    )

Definition at line 437 of file psfMatch.py.

alardSigGauss

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.alardSigGauss

static

Initial value:

=  pexConfig.ListField(
        dtype=float,
        doc="Default sigma values in pixels of base Gaussians. "
            "List length must be `alardNGauss`.",
        default=(0.7, 1.5, 3.0),
    )

Definition at line 404 of file psfMatch.py.

kernelBasisSet

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.kernelBasisSet

Definition at line 389 of file psfMatch.py.

maxConditionNumber

lsst.ip.diffim.psfMatch.PsfMatchConfigAL.maxConditionNumber

Definition at line 390 of file psfMatch.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/ip_diffim/g1470d8bcf6+de7501a2e0/python/lsst/ip/diffim/psfMatch.py