1. Institute of Artificial Intelligence, Ulm University, Germany. E-mails: gregor.behnke@uni-ulm.de, marvin.schiller@alumni.uni-ulm.de, pascal.bercher@uni-ulm.de, mario.schmautz@uni-ulm.de, birte.glimm@uni-ulm.de, susanne.biundo@uni-ulm.de
2. Corporate Research Sector, Robert Bosch GmbH, Renningen, Germany. E-mails: marvin.schiller@de.bosch.com, michael.dorna@de.bosch.com, michael.dambier@de.bosch.com
3. Institute of Communications Engineering, Ulm University, Germany. E-mails: matthias.kraus@uni-ulm.de, wolfgang.minker@uni-ulm.de