Yes you are correct

One coefficient for log energy + 12 for cepstral

coefficients = 13 coeffs

Then obtain delta of the above = 13 additional coeffs

and delta-delta = 13 coeffs

hence, total = 39 coeffs

Regards

Olutope Foluso Omogbenigun

--- ZMing wrote:

> Hi All,

> if i set my cepstral coeffcients to be 12. Then i

> did log energy,

> delta coefficients and double delta coefficients.

>

> Does that mean i'm suppose to get 39 coeffcients as

> my result??

>

> 12 cepstral coeff

> 12 delta cepstral coeff

> 12 double delta cepstral coeff

> 1 energy coeff

> 1delta energy coeff

> 1 double delta energy coeff

> ---------

> 39

>

> thanks!