So you can say " well you can also take the time trajectory of the energy at a given frequency " , and what you get is then , that you get a p  vector.
Mm - hmm.
And this vector can be a  a  s assigned to s some phoneme. Namely you can say i it  I will  I will say that this vector will eh  will  will describe the phoneme which is in the center of the vector. And you can try to classify based on that.
Hmm.