4Do M N, Vetterli M. Contourlet: a computational framework for directional multiresolution image representation[R]. Submitted to IEEE Trans. on Image Processing, 2003, http:∥www.ifp.uiuc.edu/ minhdo/publications.
5Donoho D L. Wedgelets: nearly-minimax estimation of edges[J]. Ann. Statist., 1999;27:859-897.
6Pennec E L, Mallat S. Image compression with geometrical wavelets[A]. In Proc. of ICIP'2000[C], Vancouver,Canada, September 2000;661-664.
7Candès E J. Ridgelets and the Representation of Mutilated Sobolev Functions[J]. SIAM J. Math. Anal.,1999;33:2495-2509.
9Candès E J. Monoscale Ridgelets for the Representation of Images with Edges[R]. Tech. Report, Department of Statistics, Stanford University, 1999.
10Olshausen B A, Field D J. Emergence of simple-cell receptive field properties by learning a sparse code for natural images[J]. Nature, 1996;381:607-609.
