REPORT Madikeri_Idiap-RR-28-2020/IDIAP Lattice-Free Maximum Mutual Information Training of Multilingual Speech Recognition System Madikeri, Srikanth Khonglah, Banriskhem Tong, Sibo Motlicek, Petr Bourlard, Hervé Povey, Daniel EXTERNAL http://publications.idiap.ch/attachments/reports/2020/Madikeri_Idiap-RR-28-2020.pdf PUBLIC Idiap-RR-28-2020 2020 Idiap November 2020