REPORT Sapru_Idiap-RR-35-2012/IDIAP Automatic Social Role Recognition In Professional Meetings Sapru, A. Bourlard, Hervé EXTERNAL https://publications.idiap.ch/attachments/reports/2012/Sapru_Idiap-RR-35-2012.pdf PUBLIC Idiap-RR-35-2012 2012 Idiap December 2012