ouch didn't noticed the second page. On Nov 10, 2:06 pm, "pepijn (aka fliebel)" <pepijnde...@gmail.com> wrote: > I almost forgot about this. I talked to mfex on IRC, and he came up > with the winning > solution.http://clojure-log.n01se.net/date/2010-11-07.html#11:32 > > https://gist.github.com/666228 > > Basically it comes down to *not* doing work, rather than doing it > fast. > > What the Python version does - and this version as well - is check if > the block type is actually displayed before counting it. > > Thanks for all the input! > > On Nov 7, 6:30 pm, Justin Kramer <jkkra...@gmail.com> wrote: > > > > > > > > > Implementing this in straight Java might help pinpoint whether this is > > a JVM issue or a Clojure issue. > > > Also, FYI, there is clj-glob (https://github.com/jkk/clj-glob) for > > finding files based on patterns like */*/*.dat > > > Justin > > > On Nov 4, 4:28 pm, Pepijn de Vos <pepijnde...@gmail.com> wrote: > > > > Hi all, > > > > I have written a Python script to analyze Minecraft levels and render a > > > graph. Then I did the same with Clojure. It takes Python 10 seconds to > > > analyze a map, while it takes Clojure over a minute. > > > > After having tried different options without any significant improvement, > > > I am lost as to why there is such a huge difference. I wouldn't mind an > > > extra pair of eyes/brains to look at this. > > > > I blogged about it in more detail > > > here:http://pepijndevos.nl/clojure-versus-python > > > Clojure version:https://github.com/pepijndevos/Clomian/ > > > Python version:https://github.com/l0b0/mian > > > > Clojure spends most of its time in the freqs function, here are a couple > > > of variations:https://gist.github.com/663096 > > > > If you want to run the code yourself, you'll need a Minecraft level and > > > JNBT, which is not on Maven. > > > JNBT:http://jnbt.sourceforge.net/ > > > The level used in the blogpost:http://dl.dropbox.com/u/10094764/World2.zip > > > > Groeten, > > > Pepijn de Vos > > > -- > > > Sent from my iPod Shufflehttp://pepijndevos.nl
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