... coef®cients do not rely on anassumption of Gaussianity. In P2 above, we used only weak reformulations (settingj jH)ofP2 SS and P2 LRD. Their general versions ( j not necessarily equal to ... 2jHkHjaÀ1À2N;j2jk À 2jHkHj3I: 2:17Observe that the exponents in P1 LRD and P2 LRD are different from those in P1SS and P2 SS, respectively.2.2.3.4WT of Generalized Scaling Processes The results ... found in Flandrin and GoncËalveÁs [35, 36] and j1 1 and j2istobeidenti®ed from the data. P2: fdXj; k, k P Zg is stationary and no longer exhibits long-range statisticaldependences...