Uh - huh.
But m that may be because  with this technique  we are using really  really clean speech. The speech  the  representation that go to the HTK is really clean speech because it 's from the dictionary , the code book and maybe from that. I don't know.
Mm - hmm.
Because I think that you  did some experiments using the two  the two LDA filter , clean and noi and noise ,