.. _example_tutorial_plot_knn_iris.py:


=========================================================
KNN (k-nearest neighbors) classification example
=========================================================
The K-Nearest-Neighbors algorithm is used below as a
classification tool. The data set 
(`Iris <http://en.wikipedia.org/wiki/Iris_flower_data_set>`_)
has been used for this example.

The decision boundaries, 
are shown with all the points in the training-set.





.. image:: images/plot_knn_iris_1.png
    :align: center




**Python source code:** :download:`plot_knn_iris.py <plot_knn_iris.py>`

.. literalinclude:: plot_knn_iris.py
    :lines: 18-