Exploiting Low-dimensional Structures to Enhance DNN Based Acoustic Modeling in Speech Recognition

no code implementations • 22 Jan 2016 • Pranay Dighe, Gil Luyet, Afsaneh Asaei, Herve Bourlard

We propose to model the acoustic space of deep neural network (DNN) class-conditional posterior probabilities as a union of low-dimensional subspaces.

Dictionary Learning speech-recognition +1