Hi

To be honest, I have not experimented much with the settings. If the filtering does not work for you, it could be that your training data is small or out-of-domain, so that the poorly attested phrase pairs are actually important.

Can you see from looking at the translations what changes when you filter at default settings? (note that the length drops).

Do you really need this kind of pruning? Maybe histogram pruning, and/or the compact data structures can reduce the size of your model sufficiently?

cheers - Barry

On 24/11/15 10:19, Sanjanashree Palanivel wrote:
Dear Barry,

I tried it, I got decrease in BLEU Score say from 16.39 to 14.35, But the size of PT was greatly reduced. When I tried some positive values the BLEU Score varies. The following is a sample table.


Inline image 1

On Tue, Nov 24, 2015 at 3:40 PM, Barry Haddow <bhad...@staffmail.ed.ac.uk <mailto:bhad...@staffmail.ed.ac.uk>> wrote:

    Hi

    The documentation suggests:

    A good setting is |-l a+e -n 30|

    Try this first,

    cheers - Barry


    On 24/11/15 10:00, Sanjanashree Palanivel wrote:

    Dear Barry,

            Thank you for ur earnest response. I am using sigtest
    filter, now. In sigtest filter method, how should I tune a
    parameters -l -n.

    On Nov 24, 2015 2:44 PM, "Barry Haddow"
    <bhad...@staffmail.ed.ac.uk <mailto:bhad...@staffmail.ed.ac.uk>>
    wrote:

        Hi

        You're better off using the Johnson pruning method
        http://www.statmt.org/moses/?n=Advanced.RuleTables#ntoc5 .
        The relent code is no longer maintained,

        cheers - Barry

        On 24/11/15 05:42, Sanjanashree Palanivel wrote:

        Dear All,

               I just tried to prune the phrase table using
        relent-filter insisde mosesdecoder. I used the command as
        mentioned in the moses site
        (http://www.statmt.org/moses/?n=Advanced.RuleTables). But, I
        am getting the following error "Use of uninitialized value
        $_[0] in substitution (s///) at
        /usr/share/perl/5.18/File/Basename.pm line 341.
        fileparse(): need a valid pathname at
        
/home/sanjana/Documents/SMT/mosesdecoder/contrib/relent-filter/scripts/calcPruningScores.pl
        line 140." . Where am i being worng.


-- Thanks and regards,

        Sanjanasri J.P


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    The University of Edinburgh is a charitable body, registered in
    Scotland, with registration number SC005336.




--
Thanks and regards,

Sanjanasri J.P

The University of Edinburgh is a charitable body, registered in
Scotland, with registration number SC005336.
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