.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "auto_examples/model_fitting/plot_residual.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

    .. note::
        :class: sphx-glr-download-link-note

        :ref:`Go to the end <sphx_glr_download_auto_examples_model_fitting_plot_residual.py>`
        to download the full example code.

.. rst-class:: sphx-glr-example-title

.. _sphx_glr_auto_examples_model_fitting_plot_residual.py:


Plot Residual
=============

Fit an affine function and plot the residual.

.. GENERATED FROM PYTHON SOURCE LINES 8-12

.. code-block:: Python


    import numpy as np
    import hyperspy.api as hs








.. GENERATED FROM PYTHON SOURCE LINES 13-14

Create a signal:

.. GENERATED FROM PYTHON SOURCE LINES 14-17

.. code-block:: Python

    data = np.arange(1000, dtype=np.int64).reshape((10, 100))
    s = hs.signals.Signal1D(data)








.. GENERATED FROM PYTHON SOURCE LINES 18-19

Add noise:

.. GENERATED FROM PYTHON SOURCE LINES 19-21

.. code-block:: Python

    s.add_poissonian_noise(random_state=0)








.. GENERATED FROM PYTHON SOURCE LINES 22-23

Create model:

.. GENERATED FROM PYTHON SOURCE LINES 23-27

.. code-block:: Python

    m = s.create_model()
    line = hs.model.components1D.Expression("a * x + b", name="Affine")
    m.append(line)








.. GENERATED FROM PYTHON SOURCE LINES 28-29

Fit for all navigation positions:

.. GENERATED FROM PYTHON SOURCE LINES 29-31

.. code-block:: Python

    m.multifit()








.. GENERATED FROM PYTHON SOURCE LINES 32-33

Plot the fitted model with residual:

.. GENERATED FROM PYTHON SOURCE LINES 33-37

.. code-block:: Python

    m.plot(plot_residual=True)
    # Choose the second figure as gallery thumbnail:
    # sphinx_gallery_thumbnail_number = 2




.. rst-class:: sphx-glr-horizontal


    *

      .. image-sg:: /auto_examples/model_fitting/images/sphx_glr_plot_residual_001.png
         :alt: plot residual
         :srcset: /auto_examples/model_fitting/images/sphx_glr_plot_residual_001.png
         :class: sphx-glr-multi-img

    *

      .. image-sg:: /auto_examples/model_fitting/images/sphx_glr_plot_residual_002.png
         :alt:  Signal
         :srcset: /auto_examples/model_fitting/images/sphx_glr_plot_residual_002.png
         :class: sphx-glr-multi-img






.. rst-class:: sphx-glr-timing

   **Total running time of the script:** (0 minutes 0.562 seconds)


.. _sphx_glr_download_auto_examples_model_fitting_plot_residual.py:

.. only:: html

  .. container:: sphx-glr-footer sphx-glr-footer-example

    .. container:: sphx-glr-download sphx-glr-download-jupyter

      :download:`Download Jupyter notebook: plot_residual.ipynb <plot_residual.ipynb>`

    .. container:: sphx-glr-download sphx-glr-download-python

      :download:`Download Python source code: plot_residual.py <plot_residual.py>`

    .. container:: sphx-glr-download sphx-glr-download-zip

      :download:`Download zipped: plot_residual.zip <plot_residual.zip>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    `Gallery generated by Sphinx-Gallery <https://sphinx-gallery.github.io>`_