Aug 1, 2017 · Again, the isotropic TV regularization yields a nearly circular inclusion, and in the anisotropic TV case, the shape of the inclusion is square.
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Apr 27, 2019 · The isotropic TV is defined as the estimation of 2-norm of gradients √(yi+1,j−yi,j)2+(yi,j+1−yi,j)2, while the anisotropic TV is defined as the ...
This paper discusses isotropic sparse regularization for a random field on the unit sphere S 2 in R 3 , where the field is expanded in terms of a spherical ...
In this paper, isotropic Total Variation (TV) regularization is used to enable accurate registration near such interfaces. We further develop the TV- ...
This paper proposes a quadratic spatial regularizer design that achieves nearly uniform and isotropic spatial resolution in MCIR. We consider "analytical ...
Jan 10, 2018 · This paper discusses sparse isotropic regularization for a random field on the unit sphere \mathbb{S}^2 in \mathbb{R}^{3}, where the field is expanded in terms ...
Abstract. Total variation (TV) is one of the most popular regularizers in the context of ill-posed image reconstruction problems.
Sparse isotropic regularization preserves isotropy. • The regularized field Tr is strongly isotropic if the observed field To is isotropic. Page 14. Numerical ...
We discretize the final analytical solution to compute the regularizer coefficients. This new approach requires even less computation than previous approaches ...
This article compares the isotropic and anisotropic TV regularizations used in inverse acoustic scattering. It is observed that compared with the traditional ...