Woo-Seok Lee Yong-Wan Roh Dong-Ju Kim Jung-Hyun Kim Kwang-Seok Hong Speech Emotion Recognition Using Spectral Entropy. 45-54 2008 ICIRA (2) http://dx.doi.org/10.1007/978-3-540-88518-4_6 conf/icira/2008-2 db/conf/icira/icira2008-2.html#LeeRKKH08