Hi,

the decode is aware of the order of the LM(s).
So in there is no "trigram LM" in future cost estimation -
it is what it is, maybe a 5-gram LM.

-phi

On Wed, Feb 18, 2009 at 2:26 PM, John Burger <[email protected]> wrote:
> Hieu Hoang wrote:
>
>> i think you're asking why the unigram and bigram LM scores of the
>> 1st two words are used to calculate future scores when the LM is a
>> trigram.
>
> Just an aside - you're only talking about the LM used for the future
> score, correct?  The order of the "main" LM is whatever we build with
> SRILM or IRSTLM, etc.  I presume Moses doesn't even have to know many
> of the details of this LM, it just hands a partially generated output
> sequence to the LM library.
>
> Another aside - assuming I'm correct above, where does the future
> score trigram LM come from?
>
> Thanks.
>
> - John D. Burger
>   MITRE
>
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