.. _earth2studio.perturbation:

:mod:`earth2studio.perturbation`: Perturbations
-----------------------------------------------

Perturbation methods are used for perturbing the input data they are provided, typically
with some random noise. This is commonly done to perturb initial state fields when
creating ensemble forecasts.

.. automodule:: earth2studio.perturbation
    :no-members:
    :no-inherited-members:

.. currentmodule:: earth2studio

.. autosummary::
   :nosignatures:
   :toctree: generated/perturbation/
   :template: perturbation.rst

   perturbation.Brown
   perturbation.BredVector
   perturbation.CorrelatedSphericalGaussian
   perturbation.Gaussian
   perturbation.HemisphericCentredBredVector
   perturbation.LaggedEnsemble
   perturbation.SphericalGaussian
   perturbation.Zero