.. _sphx_glr_auto_examples_howto_postprocessing:

Post-processing: reading and analyzing the data
===============================================



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    <div class="sphx-glr-thumbnails">

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    <div class="sphx-glr-thumbcontainer" tooltip="In this example we show how to aggregate data in a model over all timesteps as well as plot differences between to timesteps. For this purpose we use a component transport example from the ogs benchmark gallery (https://www.opengeosys.org/docs/benchmarks/hydro-component/elder/).">

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  .. image:: /auto_examples/howto_postprocessing/images/thumb/sphx_glr_plot_aggregate_thumb.png
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  :ref:`sphx_glr_auto_examples_howto_postprocessing_plot_aggregate.py`

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      <div class="sphx-glr-thumbnail-title">Aggregation of Meshseries Data</div>
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    <div class="sphx-glr-thumbcontainer" tooltip="This example explains how to use functions from meshlib to calculate differences between meshes.">

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  .. image:: /auto_examples/howto_postprocessing/images/thumb/sphx_glr_plot_calculate_diff_thumb.png
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  :ref:`sphx_glr_auto_examples_howto_postprocessing_plot_calculate_diff.py`

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      <div class="sphx-glr-thumbnail-title">Calculate differences between meshes</div>
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    <div class="sphx-glr-thumbcontainer" tooltip="This example shows one possible implementation of how to do a convergence study with spatial and temporal refinement. For this, a simple model using a time dependent heat source on one side and constant temperature on the opposite side was set up. The heat source is generated with the :pyogstools.physics.nuclearwasteheat model.">

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  .. image:: /auto_examples/howto_postprocessing/images/thumb/sphx_glr_plot_convergence_study_nuclear_decay_thumb.png
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  :ref:`sphx_glr_auto_examples_howto_postprocessing_plot_convergence_study_nuclear_decay.py`

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      <div class="sphx-glr-thumbnail-title">Spatial & temporal refinement - nuclear decay</div>
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    <div class="sphx-glr-thumbcontainer" tooltip="This example shows one possible implementation of how to do a convergence study. It uses the project file from the following benchmark with multiple discretizations to evaluate the accuracy of the numerical solutions. ogs: elliptic neumann benchmark">

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  .. image:: /auto_examples/howto_postprocessing/images/thumb/sphx_glr_plot_convergence_study_steady_state_diffusion_thumb.png
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  :ref:`sphx_glr_auto_examples_howto_postprocessing_plot_convergence_study_steady_state_diffusion.py`

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      <div class="sphx-glr-thumbnail-title">Spatial refinement - steady state diffusion</div>
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    <div class="sphx-glr-thumbcontainer" tooltip="This examples shall demonstrate how we can better visualize integration point data (raw data used in OGS&#x27;s equation system assembly without output related artefacts), by tesselating elements in such a way that each integration point is represented by one subsection of a cell.">

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  .. image:: /auto_examples/howto_postprocessing/images/thumb/sphx_glr_plot_ipdata_thumb.png
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  :ref:`sphx_glr_auto_examples_howto_postprocessing_plot_ipdata.py`

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      <div class="sphx-glr-thumbnail-title">Analyzing integration point data</div>
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    <div class="sphx-glr-thumbcontainer" tooltip="First, some minimal example usage:">

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  .. image:: /auto_examples/howto_postprocessing/images/thumb/sphx_glr_plot_nuclearwasteheat_thumb.png
    :alt:

  :ref:`sphx_glr_auto_examples_howto_postprocessing_plot_nuclearwasteheat.py`

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      <div class="sphx-glr-thumbnail-title">Plotting nuclear waste heat over time</div>
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    <div class="sphx-glr-thumbcontainer" tooltip="Extract a 1D profile from 2D and plot it">

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  .. image:: /auto_examples/howto_postprocessing/images/thumb/sphx_glr_plot_sample_mesh_line_thumb.png
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  :ref:`sphx_glr_auto_examples_howto_postprocessing_plot_sample_mesh_line.py`

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      <div class="sphx-glr-thumbnail-title">Extract a 1D profile from 2D and plot it</div>
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    <div class="sphx-glr-thumbcontainer" tooltip=":pyogstools.variables provides classes (Scalar, Vector, Matrix) which encapsulate unit handling and data transformation for simplified processing of mesh data. There are also several predefined variables.">

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  .. image:: /auto_examples/howto_postprocessing/images/thumb/sphx_glr_plot_variables_thumb.png
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  :ref:`sphx_glr_auto_examples_howto_postprocessing_plot_variables.py`

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      <div class="sphx-glr-thumbnail-title">Variable presets and data transformation</div>
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.. toctree::
   :hidden:

   /auto_examples/howto_postprocessing/plot_aggregate
   /auto_examples/howto_postprocessing/plot_calculate_diff
   /auto_examples/howto_postprocessing/plot_convergence_study_nuclear_decay
   /auto_examples/howto_postprocessing/plot_convergence_study_steady_state_diffusion
   /auto_examples/howto_postprocessing/plot_ipdata
   /auto_examples/howto_postprocessing/plot_nuclearwasteheat
   /auto_examples/howto_postprocessing/plot_sample_mesh_line
   /auto_examples/howto_postprocessing/plot_variables