Thanks for tips!

Yes, I do want to use the same pruned tables for tuning and testing.
Currently, I do have only one translation table.

KB

On Tue, Aug 21, 2012 at 10:13 PM, Philipp Koehn <[email protected]> wrote:
> Hi,
>
> there are several places where you could do this, depending
> on what your goal is.
>
> If you want use the same pruned phrase table for tuning
> and testing, it makes sense to add such a step into the
> model training part.
>
> Currently, there is a phrase translation table step:
>
> build-ttable
>   in: extracted-phrases lexical-translation-table domains
>   out: phrase-translation-table
>
> which feeds into the configuration file creation step:
>
> create-config
>   in: reordering-table phrase-translation-table generation-table
> sparse-lexical domains INTERPOLATED-LM:binlm LM:binlm
>   out: config
>
> So, you could put something inbetween, but changing the
> input of the create-config step into:
>
> create-config
>   in: reordering-table pruned-phrase-translation-table
> generation-table sparse-lexical domains INTERPOLATED-LM:binlm LM:binlm
>   out: config
>
> and creating a step
>
> prune-phrase-table
>   in: phrase-translation-table
>   out:  pruned-phrase-translation-table
>
> However, this may get a bit messy when you have multiple phrase translation
> tables (due to factored models, for instance), and lexicalized reordering 
> models
> which have to have the same phrase entries as the phrase translation table.
> In that case, it would better to place the pruning step after the
> "create-config"
>
> prune-tables
>   in: config
>   out: pruned-config
>
> and then have the subsequent steps take pruned-config as input.
>
> -phi
>
>
> On Tue, Aug 21, 2012 at 12:55 PM, Karel Bílek <[email protected]> wrote:
>> Hello everyone,
>>
>> I have a question about EMS.
>>
>> I want to prune the phrase table right before TUNING step. I already
>> do have a script for that; but I don't know where to "plug" it into
>> config EMS file.
>>
>> I can do the pruning "by hand" and then write the address directly
>> into "phrase-translation-table" but that seems to be against the
>> spirit of EMS.
>>
>> Thanks,
>> Karel Bílek
>>
>> _______________________________________________
>> Moses-support mailing list
>> [email protected]
>> http://mailman.mit.edu/mailman/listinfo/moses-support

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