LIU, Houguang, Wenbo WANG, Lin XUE, Jianhua YANG, Zhihua WANG, and Chunli HUA. 2020. “Speech Enhancement Based on Discrete Wavelet Packet Transform and Itakura-Saito Nonnegative Matrix Factorisation”. Archives of Acoustics 45 (4): 565–572. https://doi.org/10.24425/aoa.2020.134072.