.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "auto_examples/features_hist.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_features_hist.py>`
        to download the full example code.

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

.. _sphx_glr_auto_examples_features_hist.py:


Hisogram of features
====================

.. GENERATED FROM PYTHON SOURCE LINES 5-43



.. image-sg:: /auto_examples/images/sphx_glr_features_hist_001.png
   :alt: features hist
   :srcset: /auto_examples/images/sphx_glr_features_hist_001.png
   :class: sphx-glr-single-img





.. code-block:: Python


    import napari
    import numpy as np
    import numpy.typing as npt
    from skimage.measure import regionprops_table

    # make a test label image
    label_image: npt.NDArray[np.uint16] = np.zeros((100, 100), dtype=np.uint16)

    label_image[10:20, 10:20] = 1
    label_image[50:70, 50:70] = 2

    feature_table_1 = regionprops_table(
        label_image, properties=("label", "area", "perimeter")
    )
    feature_table_1["index"] = feature_table_1["label"]

    # make the points data
    n_points = 100
    points_data = 100 * np.random.random((100, 2))
    points_features = {
        "feature_0": np.random.random((n_points,)),
        "feature_1": np.random.random((n_points,)),
        "feature_2": np.random.random((n_points,)),
    }

    # create the viewer
    viewer = napari.Viewer()
    viewer.add_labels(label_image, features=feature_table_1)
    viewer.add_points(points_data, features=points_features)

    # make the widget
    viewer.window.add_plugin_dock_widget(
        plugin_name="napari-matplotlib", widget_name="FeaturesHistogram"
    )

    if __name__ == "__main__":
        napari.run()


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

   **Total running time of the script:** (0 minutes 2.062 seconds)


.. _sphx_glr_download_auto_examples_features_hist.py:

.. only:: html

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

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

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

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

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


.. only:: html

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

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