.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "examples/05_kriging/04_extdrift_kriging.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

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

        :ref:`Go to the end <sphx_glr_download_examples_05_kriging_04_extdrift_kriging.py>`
        to download the full example code.

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

.. _sphx_glr_examples_05_kriging_04_extdrift_kriging.py:


External Drift Kriging
----------------------

.. GENERATED FROM PYTHON SOURCE LINES 5-27



.. image-sg:: /examples/05_kriging/images/sphx_glr_04_extdrift_kriging_001.png
   :alt: Field 1D: (151,)
   :srcset: /examples/05_kriging/images/sphx_glr_04_extdrift_kriging_001.png
   :class: sphx-glr-single-img





.. code-block:: Python


    import numpy as np

    from gstools import SRF, Gaussian, krige

    # synthetic condtions with a drift
    drift_model = Gaussian(dim=1, len_scale=4)
    drift = SRF(drift_model, seed=1010)
    cond_pos = [0.3, 1.9, 1.1, 3.3, 4.7]
    ext_drift = drift(cond_pos)
    cond_val = ext_drift * 2 + 1
    # resulting grid
    gridx = np.linspace(0.0, 15.0, 151)
    grid_drift = drift(gridx)
    # kriging
    model = Gaussian(dim=1, var=2, len_scale=4)
    krig = krige.ExtDrift(model, cond_pos, cond_val, ext_drift)
    krig(gridx, ext_drift=grid_drift)
    ax = krig.plot()
    ax.scatter(cond_pos, cond_val, color="k", zorder=10, label="Conditions")
    ax.plot(gridx, grid_drift, label="drift")
    ax.legend()


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

   **Total running time of the script:** (0 minutes 0.055 seconds)


.. _sphx_glr_download_examples_05_kriging_04_extdrift_kriging.py:

.. only:: html

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

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

      :download:`Download Jupyter notebook: 04_extdrift_kriging.ipynb <04_extdrift_kriging.ipynb>`

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

      :download:`Download Python source code: 04_extdrift_kriging.py <04_extdrift_kriging.py>`

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

      :download:`Download zipped: 04_extdrift_kriging.zip <04_extdrift_kriging.zip>`


.. only:: html

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

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