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[hts-users:03448] Re: Issue with GV


-e parameter of "mcep" is 1.0E-08


On Tue, Oct 30, 2012 at 7:51 PM, Keiichiro Oura <uratec@xxxxxxxxxxxxxxx> wrote:

How about speech analysis parameters such as -e option of 'mcep'
command in SPTK?

Keiichiro Oura

2012/10/30 Veera Raghavendra <raghavendra@xxxxxxxxxx>:
> I have tried many parameter tuning. But, the spikes are still present in the
> synthesized file.
> The analysis shows that the spikes are happening when vowel phone is
> followed by nasal sound. Can I change any thing in the context dependent
> modeling to avoid these spikes?
> Thanks,
> Raghavendra.
> On Fri, Oct 19, 2012 at 8:01 PM, Keiichiro Oura <uratec@xxxxxxxxxxxxxxx>
> wrote:
>> Hi,
>> You can try to change many settings for GV in the HTS demo scripts.
>>   MAXGVITER   maximum number of iterations of GV-based parameter
>> generation algorithm (default=50)
>>   GVEPSILON   convergence factor for GV iteration (default=0.0001)
>>   MINEUCNORM  minimum Euclid norm for GV iteration (default=0.01)
>>   STEPINIT    initial step size (default=1.0)
>>   STEPINC     step size acceleration factor (default=1.2)
>>   STEPDEC     step size deceleration factor (default=0.5)
>>   HMMWEIGHT   weight for HMM output prob. (default=1.0)
>>   GVWEIGHT    weight for GV output prob. (default=1.0)
>>   OPTKIND     optimization method (STEEPEST, NEWTON, or LBFGS)
>> (default=NEWTON)
>>   NOSILGV     turn on GV without silent and pause phoneme (0:off or
>> 1:on, default=1)
>>   CDGV        turn on context-dependent GV (0:off or 1:on, default=1)
>> Regards,
>> Keiichiro Oura
>> 2012/10/19 Veera Raghavendra <raghavendra@xxxxxxxxxx>:
>> > Dear All,
>> >
>> > I found the difference in the quality with and without GV.
>> >
>> > If GV is turned-on, the voice quality is very clear but there are sudden
>> > spikes. These spikes destroys the synthesis quality.
>> >
>> > If GV is turned-off, there are no spikes but the content is not clear.
>> >
>> > Do I need to change any settings in HSMMAlign.
>> >
>> > Thanks,
>> > Raghavendra.

[hts-users:03433] Issue with GV, Veera Raghavendra
[hts-users:03434] Re: Issue with GV, Keiichiro Oura
[hts-users:03442] Re: Issue with GV, Veera Raghavendra
[hts-users:03444] Re: Issue with GV, Keiichiro Oura