[erlang-questions] [ANN] erserve Erlang/R (Rserve) connector - 3.0.0
Sun Sep 23 14:55:52 CEST 2012
This is really good, I have been waiting for this for a long time.
Thanks a lot
On Tue, Aug 28, 2012 at 10:40 AM, Zabrane Mickael <zabrane3@REDACTED>wrote:
> Hi Daniel,
> Extremely useful.
> Thanks for sharing ... and thanks to Klarna too!
> On Aug 28, 2012, at 1:15 PM, Daniel Eliasson wrote:
> > Dear all,
> > I announce to you the existence of erserve 3.0.0. It is available at
> > https://github.com/del/erserve and a connection pool library for it at
> > https://github.com/del/erserve_pool
> > What is it?
> > ===
> > erserve is an Erlang application that lets you easily connect to an R
> > instance via Rserve ( http://rforge.net/Rserve/ ) over a binary
> > protocol.
> > You can send strings to R to be evaluated, and also upload data to
> > variables in R via binary transport.
> > Who is it for?
> > ===
> > erserve should come in handy if you want to perform some kind of
> > calculations that are tedious/difficult in Erlang, for instance
> > running data through machine learning models. It can also shorten your
> > deployment times by allowing you to model things in R, and then just
> > use your results from Erlang, instead of porting them there.
> > Is it fast?
> > ===
> > It's not bad. With 10 workers and a pool of 10 erserve connections, my
> > workstation (Core i7 2.93 Ghz, 16 GB RAM) could run 10 000 individual
> > classifications through a random forest in 8 seconds. That's about
> > 1250 calls per second in throughput, with each invidivual call taking
> > about 3 ms round-trip.
> > ===
> > If you have any questions, please let me know. If anyone has use for
> > this, I would greatly appreciate feedback on improvements.
> > I'd also like to thank my employer, Klarna AB, for letting me do some
> > of the work on this open source software during work hours.
> > Best,
> > Daniel Eliasson
> > _______________________________________________
> > erlang-questions mailing list
> > erlang-questions@REDACTED
> > http://erlang.org/mailman/listinfo/erlang-questions
> erlang-questions mailing list
Software Architect & Computer Scientist
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