Github user dlwh commented on the pull request:
https://github.com/apache/spark/pull/3890#issuecomment-98188805
isn't that just softmax/logistic regression then?
On Fri, May 1, 2015 at 11:00 AM, Debasish Das <[email protected]>
wrote:
> @dlwh <https://github.com/dlwh> we should simply use your smooth max and
> make max(0, 1 - ya'x) differentiable for the first version...that needs no
> change to breeze...and then if needed we use the paepr...don't you have
log
> sum exp f and grad already implemented in breeze that can be used ? I can
> help with soft-max alpha tuning if @loachli <https://github.com/loachli>
> can put together the formulation in mllib...
>
> â
> Reply to this email directly or view it on GitHub
> <https://github.com/apache/spark/pull/3890#issuecomment-98188550>.
>
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