Younghun KWON


Speech Enhancement by Overweighting Gain with Nonlinear Structure in Wavelet Packet Transform
Sung-il JUNG Younghun KWON Sung-il YANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/08/01
Vol. E90-B  No. 8  pp. 2147-2150
Type of Manuscript:  LETTER
Category: Fundamental Theories for Communications
Keyword: 
speech enhancementwavelet packet transformmodified spectral subtractionnoise estimationoverweighting gain per subband with nonlinear structure
 Summary | Full Text:PDF

Adaptive Noise Estimation Using Least-Squares Line in Wavelet Packet Transform Domain
Sung-il JUNG Younghun KWON Sung-il YANG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/12/01
Vol. E89-D  No. 12  pp. 3002-3005
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
noise estimationuniform wavelet packet transformleast-squares linedifferential forgetting factorcorrelation coefficient
 Summary | Full Text:PDF