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Wang, Y, Cavanaugh, J. and Song, C.(2001) Self-similarity index estimation via wavelets for locally self-similar processes . Journal of Statistical Planning and Inference, 99, 91-110. Fiure 1 , Fiure 2 , Fiures 3 and 4 ).
Locally self-similar processes and their wavelet analysis (with Cavanaugh and Davis, 2002).