.. _sphx_glr_auto_examples_sampling:

Sampling
-------------------------------




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    <div class="sphx-glr-thumbnails">

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    <div class="sphx-glr-thumbcontainer" tooltip="This code shows you how to use sampling algorithms to quantify uncertainty of a reconstruction from incomplete and noisy measurements.">

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  .. image:: /auto_examples/sampling/images/thumb/sphx_glr_demo_sampling_thumb.png
    :alt:

  :ref:`sphx_glr_auto_examples_sampling_demo_sampling.py`

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      <div class="sphx-glr-thumbnail-title">Uncertainty quantification with PnP-ULA.</div>
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    <div class="sphx-glr-thumbcontainer" tooltip="This code shows you how to use the DDRM diffusion algorithm to reconstruct images and also compute the uncertainty of a reconstruction from incomplete and noisy measurements.">

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  .. image:: /auto_examples/sampling/images/thumb/sphx_glr_demo_ddrm_thumb.png
    :alt:

  :ref:`sphx_glr_auto_examples_sampling_demo_ddrm.py`

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      <div class="sphx-glr-thumbnail-title">Image reconstruction with a diffusion model</div>
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    <div class="sphx-glr-thumbcontainer" tooltip="This code shows how to build your custom sampling kernel. Here we build a preconditioned Unadjusted Langevin Algorithm (PreconULA) that takes advantage of the singular value decomposition of the forward operator to accelerate the sampling.">

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  .. image:: /auto_examples/sampling/images/thumb/sphx_glr_demo_custom_kernel_thumb.png
    :alt:

  :ref:`sphx_glr_auto_examples_sampling_demo_custom_kernel.py`

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      <div class="sphx-glr-thumbnail-title">Building your custom sampling algorithm.</div>
    </div>


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    <div class="sphx-glr-thumbcontainer" tooltip="In this tutorial, we will go over the steps in the Diffusion Posterior Sampling (DPS) algorithm introduced in Chung et al. The full algorithm is implemented in deepinv.sampling.DPS.">

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  .. image:: /auto_examples/sampling/images/thumb/sphx_glr_demo_dps_thumb.png
    :alt:

  :ref:`sphx_glr_auto_examples_sampling_demo_dps.py`

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      <div class="sphx-glr-thumbnail-title">Implementing DPS</div>
    </div>


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    <div class="sphx-glr-thumbcontainer" tooltip="In this tutorial, we revisit the implementation of the DiffPIR diffusion algorithm for image reconstruction from Zhou et al.. The full algorithm is implemented in deepinv.sampling.DiffPIR.">

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  .. image:: /auto_examples/sampling/images/thumb/sphx_glr_demo_diffpir_thumb.png
    :alt:

  :ref:`sphx_glr_auto_examples_sampling_demo_diffpir.py`

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      <div class="sphx-glr-thumbnail-title">Implementing DiffPIR</div>
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    </div>


.. toctree::
   :hidden:

   /auto_examples/sampling/demo_sampling
   /auto_examples/sampling/demo_ddrm
   /auto_examples/sampling/demo_custom_kernel
   /auto_examples/sampling/demo_dps
   /auto_examples/sampling/demo_diffpir