ombinations of loss and regularizers, stochastic and incremental proximal
gradient solvers are also implemented [<a href="doc_spams010.html#mairal15">26</a>, <a href="doc_spams010.html#mairal16">25</a>].
</li><li class="li-itemize">A few tools for performing linear algebra operations such as a
conjugate gradient algorithm, manipulating sparse matrices and graphs.
</li></ul><p>The toolbox was written by Julien Mairal at INRIA, with the collaboration of
Francis Bach (INRIA), Jean Ponce (Ecole Normale Supéri