FW: LM ppl

lambert mathias lambert at jhu.edu
Thu Apr 21 06:16:00 PDT 2005

> Hi,
> When I check perplexity on my bigram LM using the debug 2 switch, I find that
> when the history word is <unk> then my LM backsoff to the unigram even though
> I have a entry for that bigram in the ARPA model. Of course, I want  it to be
> able to pick up this bigram entry. How do I get it to do this?
> Lambert

More information about the SRILM-User mailing list