[hts-users:02659] Re: How to speed up the force alignment by HFst and OpenFst

[Keiichiro Oura <uratec@xxxxxxxxxxxxxxx>]

Hi,

Could you use HSMMAlign in HTS-2.2 alpha?

Regards,
Keiichiro Oura

2010/12/3 vancy <vancycn@xxxxxxxxx>:
> Dear all,
>
> I want to use HFst and OpenFst to align full-context label. But I find it
> cost large computation and memory.
> It works like:
>
> HFst -A -D -T 1 -C trn.cnf -I mlfFile -v 4.0 -w 1.0 -S train.scp -H cmp.mmf
> -N dur.mmf  -m hfst/cmp -r hfst/dur cmllist durlist
>
> And then use fst2sym.pl, fstcompile, fstcompose, fstshortestpath, fstprint
> to get the lab. Just as the flow as HTS-demo 2.1.1
>
> I tend to use the compact list for cmplist and durlist which are only for
> the current aligned file, but it's still cost too much. It seems build too
> large static network even reducing the phonelist. Is there any measures to
> speed up the alignment? For example, use '-c thresh' will do the favor?
>
> Thanks
>
> --
> Best regards!
>
> Xi Wang (汪曦)
>
> Beijing University of Posts and Telecommunications
> Pattern Recognition & Intelligent Systems Lab
>