x.x.x (xxxx-xx-xx)

New Features:

  • Monotone+Lipschitz Forward-Backward-Forward primal-dual algorithm
  • Projection-based primal-dual algorithm
  • L2-norm proximal operator supports non-tight frames

Bug fixes :

  • prox_tv_2d has been fixed

Infrastructure :

  • Continuous integration testing on Python 2.7, 3.3, 3.4 and 3.5
  • Travis-ci: check style and build doc
  • Removed tox config (too cumbersome to use on dev box)
  • Monitor code coverage and report to coveralls.io

0.2.2 (2015-01-16)

New feature version. Still experimental.

New Features:

  • norm_tv has been added with gradient, div, evaluation and prox.
  • Module signals has been added.
  • A demo for douglas rachford is also now present.

0.2.1 (2014-08-20)

Bug fix version. Still experimental.

Bug fixes :

  • Avoid complex casting to real
  • Do not stop iterating if the objective function stays at zero

0.2.0 (2014-08-04)

Second usable version, available on GitHub and released on PyPI. Still experimental.

New features :

  • Douglas-Rachford splitting algorithm
  • Projection on the L2-ball for tight and non tight frames
  • Compressed sensing tutorial using L2-ball, L2-norm and Douglas-Rachford
  • Automatic solver selection

Infrastructure :

  • Unit tests for all functions and solvers
  • Continuous integration testing on Python 2.6, 2.7, 3.2, 3.3 and 3.4

0.1.0 (2014-06-08)

First usable version, available on GitHub and released on PyPI. Still experimental.

Features :

  • Forward-backward splitting algorithm
  • L1-norm function (eval and prox)
  • L2-norm function (eval, grad and prox)
  • TV-norm function (eval, grad, div and prox)
  • Least square problem tutorial using L2-norm and forward-backward
  • Compressed sensing tutorial using L1-norm, L2-norm and forward-backward

Infrastructure :

  • Sphinx generated documentation using Numpy style docstrings
  • Documentation hosted on Read the Docs
  • Code hosted on GitHub
  • Package hosted on PyPI
  • Code checked by flake8
  • Docstring and tutorial examples checked by doctest (as a test suite)
  • Unit tests for functions module (as a test suite)
  • All test suites executed in Python 2.6, 2.7 and 3.2 virtualenvs by tox
  • Distributed automatic testing on Travis CI continuous integration platform