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black/html/.buildinfo

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black/html/.doctrees/nbsphinx/concepts/detsigyield.ipynb

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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "id": "12151349",
+   "metadata": {},
+   "source": [
+    "# Detector Signal Yield"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "69d138fc",
+   "metadata": {
+    "raw_mimetype": "text/restructuredtext"
+   },
+   "source": [
+    "Several parts of an analysis will require the calculation of the detector signal yield, which is the mean number of expected signal events in the detector for a given source hypothesis, i.e. source flux function $\\Phi(\\alpha,\\delta,E,t)$."
+   ]
+  },
+  {
+   "cell_type": "raw",
+   "id": "a1560531",
+   "metadata": {
+    "raw_mimetype": "text/restructuredtext"
+   },
+   "source": [
+    "SkyLLH provides two abstract base classes for creating a detector signal yield instance, :py:class:`~skyllh.core.detsigyield.DetSigYieldBuilder` and :py:class:`~skyllh.core.detsigyield.DetSigYield`. The first is the builder class, which will build a :py:class:`~skyllh.core.detsigyield.DetSigYield` class instance."
+   ]
+  },
+  {
+   "cell_type": "raw",
+   "id": "3b4bd127",
+   "metadata": {
+    "raw_mimetype": "text/restructuredtext"
+   },
+   "source": [
+    "The builder class has the abstract method :py:meth:`~skyllh.core.detsigyield.DetSigYieldBuilder.construct_detsigyield`, which will take a :py:class:`~skyllh.core.dataset.Dataset`, :py:class:`~skyllh.core.dataset.DatasetData`, :py:class:`~skyllh.physics.flux_model.FluxModel` instance, and live-time to construct a :py:class:`~skyllh.core.detsigyield.DetSigYield` class instance, which will provide an evaluation method to calculate the detector signal yield for a given source, for the given dataset. Hence, the detector signal yield is dataset and source model dependent."
+   ]
+  },
+  {
+   "cell_type": "raw",
+   "id": "653d0c06",
+   "metadata": {
+    "raw_mimetype": "text/restructuredtext"
+   },
+   "source": [
+    "The :py:class:`~skyllh.core.detsigyield.DetSigYield` class has two abstract methods, :py:meth:`~skyllh.core.detsigyield.DetSigYield.source_to_array` and :py:meth:`~skyllh.core.detsigyield.DetSigYield.__call__`."
+   ]
+  },
+  {
+   "cell_type": "raw",
+   "id": "60c16a6d",
+   "metadata": {
+    "raw_mimetype": "text/restructuredtext"
+   },
+   "source": [
+    "The :py:meth:`~skyllh.core.detsigyield.DetSigYield.source_to_array` method takes a sequence of source models and converts it into a numpy record array suitable for the :py:meth:`~skyllh.core.detsigyield.DetSigYield.__call__` method to evaluate the detector signal yield efficiently for a list of sources. The :py:meth:`~skyllh.core.detsigyield.DetSigYield.__call__` method evaluates the :py:class:`~skyllh.core.detsigyield.DetSigYield` instance. As arguments it takes the source record array created by the :py:meth:`~skyllh.core.detsigyield.DetSigYield.source_to_array` method, and the numpy record array holding the (local) source parameter values."
+   ]
+  },
+  {
+   "cell_type": "raw",
+   "id": "d75df35f",
+   "metadata": {
+    "raw_mimetype": "text/restructuredtext"
+   },
+   "source": [
+    "The record array holding the local source parameter values can be generated through the :py:class:`~skyllh.core.parameters.ParameterModelMapper.create_src_params_recarray` of the :py:class:`~skyllh.core.parameters.ParameterModelMapper` instance of the analysis. See also the  :ref:`Parameter to Model mapping <sec:ParameterToModelMapping>` section."
+   ]
+  }
+ ],
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