CONF Razavi_ICASSP_2015/IDIAP An HMM-Based Formalism for Automatic Subword Unit Derivation and Pronunciation Generation Razavi, Marzieh Magimai-Doss, Mathew EXTERNAL http://publications.idiap.ch/attachments/papers/2015/Razavi_ICASSP_2015.pdf PUBLIC International Conference on Acoustics, Speech and Signal Processing 2015 IEEE 4639-4643 1520-6149 10.1109/ICASSP.2015.7178850 doi