CONF Dighe_INTERSPEECH_2017/IDIAP Exploiting Eigenposteriors for Semi-supervised Training of DNN Acoustic Models with Sequence Discrimination Dighe, Pranay Asaei, Afsaneh Bourlard, Hervé EXTERNAL https://publications.idiap.ch/attachments/papers/2017/Dighe_INTERSPEECH_2017.pdf PUBLIC Proceedings of Interspeech 2017