Yueming Wang and  Zenghui Zhang and  Rendong Ying and  Peilin Liu,  A Dictionary Learning Method Based On EMD for Audio Sparse Representation.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2013, vol. 80(8). 961 - 966
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/16628.