Michael Grimm Kristian Kroschel Shrikanth Narayanan The Vera am Mittag German audio-visual emotional speech database. 865-868 2008 ICME http://dx.doi.org/10.1109/ICME.2008.4607572 conf/icmcs/2008 db/conf/icmcs/icme2008.html#GrimmKN08