Inheritance diagram for lsst.pipe.tasks.functors.PsfHsmTraceSizeDiff:

Static Public Attributes
str	name = 'PSF - HSM Trace Size'

str	shortname = 'psf_HsmTrace'

Protected Member Functions
	_func (self, df)

Static Protected Attributes
tuple	_columns

Detailed Description

Functor to calculate the HSM trace radius size difference (%) between
the object and the PSF model.

See Also
--------
HsmTraceSize

Definition at line 1062 of file functors.py.

Member Function Documentation

◆ _func()

lsst.pipe.tasks.functors.PsfHsmTraceSizeDiff._func	(		self,
			df )

protected

Reimplemented from lsst.pipe.tasks.functors.Functor.

Definition at line 1077 of file functors.py.

    def _func(self, df):
        srcSize = np.sqrt(0.5*(df["ext_shapeHSM_HsmSourceMoments_xx"]
                               + df["ext_shapeHSM_HsmSourceMoments_yy"]))
        psfSize = np.sqrt(0.5*(df["ext_shapeHSM_HsmPsfMoments_xx"]
                               + df["ext_shapeHSM_HsmPsfMoments_yy"]))
        sizeDiff = 100*(srcSize - psfSize)/(0.5*(srcSize + psfSize))
        return sizeDiff
 
 

Member Data Documentation

◆ _columns

tuple lsst.pipe.tasks.functors.PsfHsmTraceSizeDiff._columns

staticprotected

Initial value:

=  ("ext_shapeHSM_HsmSourceMoments_xx",
                "ext_shapeHSM_HsmSourceMoments_yy",
                "ext_shapeHSM_HsmPsfMoments_xx",
                "ext_shapeHSM_HsmPsfMoments_yy")

Definition at line 1072 of file functors.py.

◆ name

str lsst.pipe.tasks.functors.PsfHsmTraceSizeDiff.name = 'PSF - HSM Trace Size'

static

Definition at line 1070 of file functors.py.

◆ shortname

str lsst.pipe.tasks.functors.PsfHsmTraceSizeDiff.shortname = 'psf_HsmTrace'

static

Definition at line 1071 of file functors.py.

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

/j/snowflake/release/lsstsw/stack/lsst-scipipe-8.0.0/Linux64/pipe_tasks/gc07e1c2157+a98bf949bb/python/lsst/pipe/tasks/functors.py

Static Public Attributes

Protected Member Functions