Re: [Kaldi-users] confusion about transition ID

[Vassil P. <vas...@gm...>]

Hi,
this is probably due to the reordering:
http://kaldi.sourceforge.net/hmm.html#hmm_reorder

Vassil


On Thu, Mar 13, 2014 at 8:08 AM, dophist <do...@gm...> wrote:

> Hi, Dan,
>
> Say I have a silence model with 3 states, each has 2 arcs(one self-loop
> and one to the next state)
> The transition id associated with these arcs seems to be:
> tid=0 : reserve for eps
> tid=1 : state1 -> state1
> tid=2 : state1 -> state2
> tid=3 : state2 -> state2
> tid=4 : state2 -> state3
> ...
> and so on
>
> Now what I'm confused is that the recognition gives best tid path as such:
> some_key  2 1 1 1 4 3 ....
>
> if tid 2 represents the "out-going" arc from state1 to state 2, how comes
> that tid 1 follows tid 2 (which representing it is still "looping" in
> state1) ?  it seems that tid 2 is actual the arc going INTO state 1, but
> this is inconsistent with the transition-id description in "HMMTopology"
> section in Kaldi homepage.
>
> regards,
> Jiayu
>
>
>
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