Pouya Dehghani Tafti Dimitri Van De Ville Michael Unser Invariances, Laplacian-Like Wavelet Bases, and the Whitening of Fractal Processes. 689-702 2009 18 IEEE Transactions on Image Processing 4 http://dx.doi.org/10.1109/TIP.2008.2011451 db/journals/tip/tip18.html#TaftiVU09