%0 Journal Article %T Using Time Deformation to Filter Nonstationary Time Series with Multiple Time-Frequency Structures %A Mengyuan Xu %A Wayne A. Woodward %A Henry L. Gray %J Journal of Probability and Statistics %D 2013 %I Hindawi Publishing Corporation %R 10.1155/2013/569597 %U http://dx.doi.org/10.1155/2013/569597