... Han∗11School of Computer Science and Technology, Harbin Institute ofTechnology, Harbin, China2School of Mathematical Sciences, HarbinNormal University, Harbin, China∗Corresponding author: jqhan@hit.edu.cnEmail ... several shortcomings for mod-eling a signal and exposing the signal structure. We use the MP coefficients,{αk}Kk=1, obtained by the MP as the new feature for discriminating speech and 20Table ... Goodwin, Matching pursuit with damped sinusoids, in Proc. IEEE Internat. Conf.on Acoustics, Speech, and Signal Processing, vol. 3, Munich, Germany, pp. 2037–2040,21–24 April 199719. M Goodwin,...