:orphan:



.. _sphx_glr_gallery:

.. _gallery:

Examples Gallery
===========================




.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip=" Demonstrates how to create sparse model vectors with small number of non-zero entries sampled ...">

.. only:: html

 .. figure:: /gallery/images/thumb/sphx_glr_sparse_vector_normals_thumb.png
     :alt: A sparse model vector generator

     :ref:`sphx_glr_gallery_sparse_vector_normals.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/sparse_vector_normals
.. raw:: html

    <div class="sphx-glr-clear"></div>



.. _sphx_glr_gallery_cluster:

.. _cluster_gallery:

Data Clustering
------------------------



.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="CR-Sparse includes a K-means implementation as part of its sparse subspace clustering module.">

.. only:: html

 .. figure:: /gallery/cluster/images/thumb/sphx_glr_kmeans_thumb.png
     :alt: K-means Clustering

     :ref:`sphx_glr_gallery_cluster_kmeans.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/cluster/kmeans

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example demonstrates the sparse subspace clustering algorithm via orthogonal matching purs...">

.. only:: html

 .. figure:: /gallery/cluster/images/thumb/sphx_glr_ssc_omp_thumb.png
     :alt: Sparse Subspace Clustering - OMP

     :ref:`sphx_glr_gallery_cluster_ssc_omp.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/cluster/ssc_omp
.. raw:: html

    <div class="sphx-glr-clear"></div>



.. _sphx_glr_gallery_lop:

.. _lop_gallery:

Linear Operators
-----------------------------------------------



.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example demonstrates how to construct a linear operator from an ordinary matrix.">

.. only:: html

 .. figure:: /gallery/lop/images/thumb/sphx_glr_matrix_operator_thumb.png
     :alt: A matrix backed linear operator

     :ref:`sphx_glr_gallery_lop_matrix_operator.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/lop/matrix_operator

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="Compressive Sensing Operators">

.. only:: html

 .. figure:: /gallery/lop/images/thumb/sphx_glr_cs_operators_thumb.png
     :alt: Compressive Sensing Operators

     :ref:`sphx_glr_gallery_lop_cs_operators.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/lop/cs_operators

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example demonstrates following features:">

.. only:: html

 .. figure:: /gallery/lop/images/thumb/sphx_glr_deconvolution_thumb.png
     :alt: Deconvolution

     :ref:`sphx_glr_gallery_lop_deconvolution.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/lop/deconvolution

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example demonstrates following features:">

.. only:: html

 .. figure:: /gallery/lop/images/thumb/sphx_glr_deblurring_thumb.png
     :alt: Image Deblurring

     :ref:`sphx_glr_gallery_lop_deblurring.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/lop/deblurring

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example demonstrates following features:">

.. only:: html

 .. figure:: /gallery/lop/images/thumb/sphx_glr_wt_op_thumb.png
     :alt: Wavelet Transform Operators

     :ref:`sphx_glr_gallery_lop_wt_op.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/lop/wt_op
.. raw:: html

    <div class="sphx-glr-clear"></div>



.. _sphx_glr_gallery_pursuit:

.. _greedy_pursuit_gallery:

Greedy Pursuit Algorithms for Sparse Recovery
-----------------------------------------------



.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example explains the step by step development of  CoSaMP (Compressive Sensing Matching Pur...">

.. only:: html

 .. figure:: /gallery/pursuit/images/thumb/sphx_glr_cosamp_step_by_step_thumb.png
     :alt: CoSaMP step by step

     :ref:`sphx_glr_gallery_pursuit_cosamp_step_by_step.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/pursuit/cosamp_step_by_step
.. raw:: html

    <div class="sphx-glr-clear"></div>



.. _sphx_glr_gallery_rec_l1:

.. _recovery_l1_gallery:

Sparse Recovery via L1 minimization
-----------------------------------------------




.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example has following features:">

.. only:: html

 .. figure:: /gallery/rec_l1/images/thumb/sphx_glr_partial_wh_sensor_cosine_basis_thumb.png
     :alt: Random Orthogonal Measurements, Cosine Basis, ADMM

     :ref:`sphx_glr_gallery_rec_l1_partial_wh_sensor_cosine_basis.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/rec_l1/partial_wh_sensor_cosine_basis

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example has following features:">

.. only:: html

 .. figure:: /gallery/rec_l1/images/thumb/sphx_glr_spikes_l1ls_thumb.png
     :alt: Recovering spikes via TNIPM

     :ref:`sphx_glr_gallery_rec_l1_spikes_l1ls.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/rec_l1/spikes_l1ls
.. raw:: html

    <div class="sphx-glr-clear"></div>



.. _sphx_glr_gallery_wavelets:

.. _wavelets_gallery:

Wavelets
------------------------



.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="In this example, we analyze a chirp signal with a Ricker (a.k.a. Mexican Hat wavelet)">

.. only:: html

 .. figure:: /gallery/wavelets/images/thumb/sphx_glr_chirp_cwt_mexh_thumb.png
     :alt: Chirp CWT with Ricker

     :ref:`sphx_glr_gallery_wavelets_chirp_cwt_mexh.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/wavelets/chirp_cwt_mexh

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This example considers a signal which is a sinusoid whose frequency changes abruptly at a speci...">

.. only:: html

 .. figure:: /gallery/wavelets/images/thumb/sphx_glr_frequency_change_detection_thumb.png
     :alt: Frequency Change Detection

     :ref:`sphx_glr_gallery_wavelets_frequency_change_detection.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/wavelets/frequency_change_detection

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="This is a simple example which demonstrates how  cr.sparse.wt.dwt2 function can be used to  per...">

.. only:: html

 .. figure:: /gallery/wavelets/images/thumb/sphx_glr_cameraman_decomposition_thumb.png
     :alt: Wavelet Decomposition of an Image

     :ref:`sphx_glr_gallery_wavelets_cameraman_decomposition.py`

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /gallery/wavelets/cameraman_decomposition
.. raw:: html

    <div class="sphx-glr-clear"></div>



.. only:: html

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

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