Spark MLlib does not support optimizer as a plugin, since the optimizer interface is private.
Thanks Yanbo 2016-06-23 16:56 GMT-07:00 Stephen Boesch <java...@gmail.com>: > My team has a custom optimization routine that we would have wanted to > plug in as a replacement for the default LBFGS / OWLQN for use by some of > the ml/mllib algorithms. > > However it seems the choice of optimizer is hard-coded in every algorithm > except LDA: and even in that one it is only a choice between the internally > defined Online or batch version. > > Any suggestions on how we might be able to incorporate our own optimizer? > Or do we need to roll all of our algorithms from top to bottom - basically > side stepping ml/mllib? > > thanks > stephen >
