1. Fraunhofer IDMT, Project Group Hearing, Speech and Audio Technology, Cluster of Excellence “Hearing4all,” Oldenburg, Germany
2. Medizinische Physik and Cluster of Excellence Hearing4all, Universität Oldenburg, 26111 Oldenburg, Germany
3. Fraunhofer IDMT, Project Group Hearing, Speech and Audio Technology, Cluster of Excellence “Hearing4all,” Medizinische Physik and Cluster of Excellence Hearing4all, Universität Oldenburg, 26111 Oldenburg, Germany