REPORT Cernak_Idiap-RR-06-2013/IDIAP ON THE (UN)IMPORTANCE OF THE CONTEXTUAL FACTORS IN HMM-BASED SPEECH SYNTHESIS AND CODING Cernak, Milos Motlicek, Petr Garner, Philip N. EXTERNAL http://publications.idiap.ch/attachments/reports/2012/Cernak_Idiap-RR-06-2013.pdf PUBLIC Idiap-RR-06-2013 2013 Idiap March 2013