lsst.meas.deblender
16.0-8-g4dec96c+3
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Split blended sources into individual sources. More...
Public Member Functions | |
def | __init__ (self, schema, peakSchema=None, kwargs) |
Create the task, adding necessary fields to the given schema. More... | |
def | addSchemaKeys (self, schema) |
def | run (self, exposure, sources) |
Get the psf from the provided exposure and then run deblend(). More... | |
def | deblend (self, exposure, srcs, psf) |
Deblend. More... | |
def | preSingleDeblendHook (self, exposure, srcs, i, fp, psf, psf_fwhm, sigma1) |
def | postSingleDeblendHook (self, exposure, srcs, i, npre, kids, fp, psf, psf_fwhm, sigma1, res) |
def | isLargeFootprint (self, footprint) |
def | isMasked (self, footprint, mask) |
def | skipParent (self, source, mask) |
Static Public Attributes | |
ConfigClass = SourceDeblendConfig | |
Split blended sources into individual sources.
This task has no return value; it only modifies the SourceCatalog in-place.
Definition at line 153 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.__init__ | ( | self, | |
schema, | |||
peakSchema = None , |
|||
kwargs | |||
) |
Create the task, adding necessary fields to the given schema.
[in,out] | schema | Schema object for measurement fields; will be modified in-place. |
[in] | peakSchema | Schema of Footprint Peaks that will be passed to the deblender. Any fields beyond the PeakTable minimal schema will be transferred to the main source Schema. If None, no fields will be transferred from the Peaks. |
[in] | **kwargs | Passed to Task.__init__. |
Definition at line 164 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.addSchemaKeys | ( | self, | |
schema | |||
) |
Definition at line 195 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.deblend | ( | self, | |
exposure, | |||
srcs, | |||
psf | |||
) |
Deblend.
[in] | exposure | Exposure to process |
[in,out] | srcs | SourceCatalog containing sources detected on this exposure. |
[in] | psf | PSF |
Definition at line 257 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.isLargeFootprint | ( | self, | |
footprint | |||
) |
Returns whether a Footprint is large 'Large' is defined by thresholds on the area, size and axis ratio. These may be disabled independently by configuring them to be non-positive. This is principally intended to get rid of satellite streaks, which the deblender or other downstream processing can have trouble dealing with (e.g., multiple large HeavyFootprints can chew up memory).
Definition at line 418 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.isMasked | ( | self, | |
footprint, | |||
mask | |||
) |
Returns whether the footprint violates the mask limits
Definition at line 440 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.postSingleDeblendHook | ( | self, | |
exposure, | |||
srcs, | |||
i, | |||
npre, | |||
kids, | |||
fp, | |||
psf, | |||
psf_fwhm, | |||
sigma1, | |||
res | |||
) |
Definition at line 415 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.preSingleDeblendHook | ( | self, | |
exposure, | |||
srcs, | |||
i, | |||
fp, | |||
psf, | |||
psf_fwhm, | |||
sigma1 | |||
) |
Definition at line 412 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.run | ( | self, | |
exposure, | |||
sources | |||
) |
Get the psf from the provided exposure and then run deblend().
[in] | exposure | Exposure to process |
[in,out] | sources | SourceCatalog containing sources detected on this exposure. |
Definition at line 238 of file deblend.py.
def lsst.meas.deblender.deblend.SourceDeblendTask.skipParent | ( | self, | |
source, | |||
mask | |||
) |
Indicate that the parent source is not being deblended We set the appropriate flags and mask. @param source The source to flag as skipped @param mask The mask to update
Definition at line 450 of file deblend.py.
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static |
Definition at line 161 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.deblendFailedKey |
Definition at line 213 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.deblendPatchedTemplateKey |
Definition at line 224 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.deblendRampedTemplateKey |
Definition at line 219 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.deblendSkippedKey |
Definition at line 216 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.hasStrayFluxKey |
Definition at line 229 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.maskedKey |
Definition at line 209 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.nChildKey |
Definition at line 196 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.peakSchemaMapper |
Definition at line 181 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.psfCenterKey |
Definition at line 200 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.psfFluxKey |
Definition at line 202 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.psfKey |
Definition at line 198 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.schema |
Definition at line 176 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.tooBigKey |
Definition at line 207 of file deblend.py.
lsst.meas.deblender.deblend.SourceDeblendTask.tooManyPeaksKey |
Definition at line 204 of file deblend.py.