What about the asymptotic Behavior of the Intrinsic Mode Functions as the Sifting times Tend to infinity? - Jin-Liang Wang; Zong-Jun Li (Adv. Data Sci. Adapt. Anal., 2012)

Extreme-Point Symmetric Mode Decomposition Method for Data Analysis. - Jin-Liang Wang; Zong-Jun Li (Adv. Data Sci. Adapt. Anal., 2013)