phonemes in the audio chunk or you try to identify who spoke this particular thing and you have labels for that but you're not gonna change the features you're just going to keep them frozen so for that version CPC speaker classification gets ninety 7.4 percent accuracy it is very close to what you'll get by just doing supervised learning whereas if you just use something like m of CC features which are which is very engineered you're not able to do that well you're just able to get 17.6% so these features that you learn in a