Tsang-Long Pao Yu-Te Chen Jun-Heng Yeh Yun-Maw Cheng Charles S. Chien Feature Combination for Better Differentiating Anger from Neutral in Mandarin Emotional Speech. 741-742 2007 conf/acii/2007 ACII http://dx.doi.org/10.1007/978-3-540-74889-2_77 db/conf/acii/acii2007.html#PaoCYCC07