17 citations · 34 across the 8 of their papers we have counts for
Showing math.OCShow all
2 papers · 1 filter
math.OC2008
Multiplicative Noise Removal Using L1 Fidelity on Frame Coefficients
Sylvain Durand, Jalal Fadili, Mila Nikolova
We address the denoising of images contaminated with multiplicative noise, e.g. speckle noise. Classical ways to solve such problems are filtering, statistical (Bayesian) methods,…
math.OC2008
Average performance of the sparsest approximation using a general dictionary
Francois Malgouyres, Mila Nikolova
We consider the minimization of the number of non-zero coefficients (the "norm") of the representation of a data set in terms of a dictionary under a fidelity constraint.…