lsst.ap.association¶
The ap_association
package provides tools for associating DIAObjects to DIASources, persisting this association, and computing DIAObject summary statistics.
Contributing¶
lsst.ap.association
is developed at https://github.com/lsst/ap_association.
You can find Jira issues for this module under the ap_association component.
Task reference¶
Tasks¶
- FractionUpdatedDiaObjectsMetricTask
Task that computes the fraction of previously created DIAObjects that have a new association in this image, visit, etc..
- NumberNewDiaObjectsMetricTask
Task that computes the number of DIASources that create new DIAObjects in an image, visit, etc..
- NumberUnassociatedDiaObjectsMetricTask
Task that computes the number of previously-known DIAObjects that do not have detected DIASources in an image, visit, etc..
- TotalUnassociatedDiaObjectsMetricTask
Task that computes the number of DIAObjects with only one associated DIASource.
Python API reference¶
lsst.ap.association Package¶
Functions¶
Define the schema for the CcdVisit table. |
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Define and create the minimal schema required for a DiaForcedSource. |
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Define and create the minimal schema required for a DIAObject. |
Define and create the minimal schema required for a DIASource. |
Classes¶
Config class for AssociationTask. |
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Associate DIAOSources into existing DIAObjects. |
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Compute chi2 of diaSource fluxes. |
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Task for measuring and storing forced sources at DiaObject locations in both difference and direct images. |
Configuration for the generic DiaForcedSourcedTask class. |
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Config class for the catalog calculation driver task. |
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Base class for DIA catalog calculation plugins. |
Default configuration class for DIA catalog calculation plugins. |
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Run plugins which operate on a catalog of DIA sources. |
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Compute the mean of the dia source errors. |
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Compute the mean position of a DiaObject given a set of DiaSources. |
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Compute fit a linear model to flux vs time. |
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Compute median absolute deviation of diaSource fluxes. |
Configuration for the generic MapApDataTask class. |
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Generic mapper class for copying values from a science pipelines catalog into a product for use in ap_association or the APDB. |
Config for the DiaSourceMapperTask |
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Task specific for copying columns from science pipelines catalogs, calibrating them, for use in ap_association and the APDB. |
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Compute the maximum ratio time ordered deltaFlux / deltaTime. |
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Compute the mean position of a DiaObject given a set of DiaSources. |
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Compute min/max of diaSource fluxes. |
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Compute the total number of DiaSources associated with this DiaObject. |
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Compute percentiles of diaSource fluxes. |
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Compute scatter of diaSource fluxes. |
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Compute scatter of diaSource fluxes. |
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Find if any DiaSource is flagged. |
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Compute the skew of diaSource fluxes. |
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Compute the StetsonJ statistic on the DIA point source fluxes. |
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Class for unpacking bits from integer flag fields stored in the Apdb. |
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Compute the weighted mean and mean error on the point source fluxes of the DiaSource measured on the difference image. |
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Compute the weighted mean and mean error on the point source fluxes forced photometered at the DiaSource location in the calibrated image. |
lsst.ap.association.metrics Module¶
Classes¶
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Task that computes the number of DIASources that create new DIAObjects in an image, visit, etc.. |
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Task that computes the number of previously-known DIAObjects that do not have detected DIASources in an image, visit, etc.. |
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Task that computes the fraction of previously created DIAObjects that have a new association in this image, visit, etc.. |
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Task that computes the number of DIAObjects with only one associated DIASource. |