Chung-Hsien Wu Gwo-Lang Yan Acoustic Feature Analysis and Discriminative Modeling of Filled Pauses for Spontaneous Speech Recognition. 91-104 2004 36 VLSI Signal Processing 2-3 http://dx.doi.org/10.1023/B:VLSI.0000015089.17975.f4 db/journals/vlsisp/vlsisp36.html#WuY04