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

Static Public Attributes
str	name = 'HSM Trace Size'

str	shortname = 'hsmTrace'

Protected Member Functions
	_func (self, df)

Static Protected Attributes
tuple	_columns

Detailed Description

Functor to calculate the HSM trace radius size for sources.

The HSM trace radius size is a measure of size equal to the square root of
half of the trace of the second moments tensor measured with the
HsmShapeAlgorithm plugin.
This has units of pixels.

Definition at line 1043 of file functors.py.

Member Function Documentation

◆ _func()

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

protected

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

Definition at line 1056 of file functors.py.

    def _func(self, df):
        srcSize = np.sqrt(0.5*(df["ext_shapeHSM_HsmSourceMoments_xx"]
                               + df["ext_shapeHSM_HsmSourceMoments_yy"]))
        return srcSize
 
 

Member Data Documentation

◆ _columns

tuple lsst.pipe.tasks.functors.HsmTraceSize._columns

staticprotected

Initial value:

= ("ext_shapeHSM_HsmSourceMoments_xx",

"ext_shapeHSM_HsmSourceMoments_yy")

Definition at line 1053 of file functors.py.

◆ name

str lsst.pipe.tasks.functors.HsmTraceSize.name = 'HSM Trace Size'

static

Definition at line 1051 of file functors.py.

◆ shortname

str lsst.pipe.tasks.functors.HsmTraceSize.shortname = 'hsmTrace'

static

Definition at line 1052 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/gd96a1ce819+42fd0ee607/python/lsst/pipe/tasks/functors.py

Static Public Attributes

Protected Member Functions