Elad. Optimally sparse representation in general (non-orthogonal) dictionaries via 1 minimization. Proc. Nat. Aca. Sci., 100(5):2197-2202, March 2003.D. L. Donoho and M. Elad, Optimally sparse representation in general (nonorthogonal) dictio- naries via 1 minimization, Proc. Nat. Acad. ...
Elad, "Optimally sparse representation in general (nonorthogonal) dictionaries via 1 minimization," Proceedings of the National Academy of Sciences, vol. 100, no. 5, pp. 2197-2202, 2003.D. L. Donoho and M. Elad, "Optimally sparse representation in general (nonorthogonal) dictionaries via l1 ...
Building on this idea [26, 34], shearlets are able to provide a nearly optimally sparse representation for a general class of images =-=[24, 25]-=-. The theory of wavelets with composite dilations extends nicely many of the standard results of wavelet theory (see [26, 27, 28]) and...