Um  I uh   I 'm actually re - optimizing them. Although that hasn't shown to make  a big difference.
OK. And the pru the question he was asking at one point about pruning , uh  Remember that one ?
Pruning  ?
Well , he was  he 's  it looked like the probabil at one point he was looking at the probabilities he was getting out  at the likelihoods he was getting out of PLP versus mel cepstrum , and they looked pretty different ,