4HUANG N E,SHEN Z.The Empirical Mode Decomposition and the Hilbert Spectrum for Nonlinear and Non-attionary Time Series Analysis[J].Proc RSoeland A,1998,454(1):903-995.
8[1]Matsushita,Raul,Iram Gleria,Annibal Figueiredo,and Sergio Da Silva.Fractal structure in the Chinese yuan/US dollar rate.Economics Bulletin,2003,(7),No.2:1-13.
9[2]Michael D.Mckenzie.Non-periodic Australian Stock Market Cycles:Evidence from Rescaled Range Analysis.The Economic Record,2001,(11):393-406.
10Rao A R, Bhattachary D. Hypothesis testing for long - term memory in hydrologic series [ J ]. Journal of Hydrology, 1999,216:183 - 196.
