TY - CONF T1 - Estimation Model for the Speech-Quality Dimension "Directness / Frequency Content" JO - 2007 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics PY - 2007/01/01 AU - Lu Huo AU - Waltermann M AU - Scholz K AU - Raake A AU - Heute U AU - Moller S ED - DO - DOI: 10.1109/aspaa.2007.4393023 PB - IEEE SN - 9781424416202 Y2 - 2025/05/16 ER -