On Tue, Aug 11, 2009 at 12:28 PM, Andy Fingerhut < andy_finger...@alum.wustl.edu> wrote:
> > On Aug 10, 11:15 am, Christophe Grand <christo...@cgrand.net> wrote: > > Hi Andy, > > > > On Thu, Aug 6, 2009 at 7:40 PM, Andy Fingerhut < > > > > > > > > andy_finger...@alum.wustl.edu> wrote: > > > Thank you, Christophe! I've been wanting to try those out. > > > > > I made changes to 3 lines of my Clojure program for the k-nucleotide > > > benchmark, which spends most of its time in a function tally-dna-subs- > > > with-len that creates a hash map counting the number of times that > > > each of a bunch of length k strings occurs in a long string. Source > > > here, if you're curious: > > > > >http://github.com/jafingerhut/clojure-benchmarks/blob/38e1f592ca3befe. > .. > > > > > It went from about 19 minutes down to about 12 minutes. Excellent > > > improvement for a small change to the code. That brings it down to > > > about 7.7 times the run time of the Java version from the language > > > shootout web site. > > > > Could you try my "leafless" branch; > http://github.com/cgrand/clojure/tree/leafless? > > > > Thanks, > > > > Christophe > > And Christophe's latest improvements to transient support for maps > improves the running time of my k-nucleotide benchmark program from > about 12 minutes to about 9.5 minutes. Very nice stuff. It isn't in > Rich's clojure repository yet, but you can get the changes from > Christophe's github repo if you want to try it out. Great news! If anyone is willing to try, I merged the "leafless" branch in the master branch, so pull master. Plus, in master, you'll get transient support for hash sets. http://github.com/cgrand/clojure/tree/master Christophe -- Professional: http://cgrand.net/ (fr) On Clojure: http://clj-me.blogspot.com/ (en) --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en -~----------~----~----~----~------~----~------~--~---
