Hi, Quoting Philipp Koehn <[email protected]>:
> Hi, > > the computationally expensive part are the *.classes files. > again, these files just have two columns. A string in the first column and what looks like a count in the second column. Why should counting strings take so long? Am I missing something here? James > -phi > > On Tue, Sep 1, 2009 at 3:59 PM, James Read<[email protected]> wrote: >> Hi, >> >> Quoting Philipp Koehn <[email protected]>: >> >>> Hi, >>> >>> yes, it is correct that step 1 is doing just the data preparation for >>> GIZA++. >>> The most time-consuming step is running mkcls to creake the classes >>> for the relative distortion models. >>> >> >> Do you mean the *.vcb files that are created in Step 1? These just look like >> dictionary files with 3 fields a) a numeric ID, b) the word entry, c) the >> frequency of the string. My make_dictionary function does this in about 20 >> seconds. Why is mkcls taking so long? Is it doing something complicated that >> I have missed here? >> >> James >> >>> -phi >>> >>> On Mon, Aug 31, 2009 at 4:39 PM, James Read<[email protected]> wrote: >>>> >>>> Hi, >>>> >>>> does anyone know what step 1 of the moses training script does other >>>> than produce the dictionaries and the numerical sentences that enable >>>> GIZA++ to do its job. The reason I ask is that on my machine step 1 >>>> takes just over 70 mins for en-fr Europarl corpus. >>>> >>>> My optimised version of data preparation and EM IBM Model 1 completes >>>> is 121 seconds for five iterations of EM, that's just over 2 minutes. >>>> Before publishing these results I just wanted to make sure there's >>>> nothing I've missed about step 1 of the training process. Does it do >>>> anything at all that influences GIZA++ other than preparing the >>>> digital sentences? >>>> >>>> James >>>> >>>> -- >>>> The University of Edinburgh is a charitable body, registered in >>>> Scotland, with registration number SC005336. >>>> >>>> >>>> _______________________________________________ >>>> Moses-support mailing list >>>> [email protected] >>>> http://mailman.mit.edu/mailman/listinfo/moses-support >>>> >>> >>> >> >> >> >> -- >> The University of Edinburgh is a charitable body, registered in >> Scotland, with registration number SC005336. >> >> >> > > -- The University of Edinburgh is a charitable body, registered in Scotland, with registration number SC005336. _______________________________________________ Moses-support mailing list [email protected] http://mailman.mit.edu/mailman/listinfo/moses-support
