Filters
=======

.. autofunction:: petl_server.PETLserver.TVcost
.. autofunction:: petl_server.PETLserver.TVgradient
.. autofunction:: petl_server.PETLserver.TVquadForm
.. autofunction:: petl_server.PETLserver.diffuse
.. autofunction:: petl_server.PETLserver.TV_denoise
.. autofunction:: petl_server.PETLserver.relative_differences_grad
.. autofunction:: petl_server.PETLserver.gaussian_filter