[PDF] Top 20 Inverse scattering and shape reconstruction

... These are: global solution to the inverse problem §5.1, solution to an exterior inverse problem §5.2, an extended Rayleigh-Gans Born approximation §5.3, reconstruction of binary images f[r] ... See full document

... In this work, only synthetic data free of noise were examined using the level set algorithm at high frequencies. Experimental data of scattered fields from 3D bacteria are not available at this point; however, it is ... See full document

... studied inverse problems in geological ...the shape and or some parameters (such conductivity) of geological anomalies in Earth’s interior from measurements at its ...studied inverse ... See full document

... constant scattering potentials, of many of the methods established in this work and plan to report the as- sociated results in the ...strongly scattering object, of Zhao [60] and Hou et ...on shape ... See full document

... target shape is given as h ( φ ) = 0 . 38 + 0 . 1 sin(4 φ ). This shape is complex because it contains several concaves, as shown in ...above inverse scattering procedures, the reconstructed ... See full document

... unsolved inverse elliptical conductivity problem [9]. We note that the shape of an ellipse for an interface is typical for both damage and porosity geometries ...the inverse conductivity problem for ... See full document

... sparse reconstruction meth- ods L1 POS and particularly L1 DIC ...source shape is not exactly reconstructed, the method nicely displays the loca- tion and the total magnitude of the emissions within the ... See full document

... solution, so that the latter proves meaningless, being overwhelmingly blurred by wild oscillations. This ‘pathology’ can be cured by a suitable ‘therapy’, i.e., by the theory of regularization, whose powerful tools, ... See full document

... Clearly, our problem is ill-posed. First, propagation of light is described by the Helmholtz equation and since the BPM model is an approximation, an unique solution does not exist. That is, one can make a small change ... See full document

... based inverse scattering ...one-dimensional inverse problem is considered where the permittivity and conductivity profiles are unknown and the input data consist of the scattered field over a certain ... See full document

... The roughening procedure described is fairly ad hoc, and the parameters or condi- tions used can be easily changed depending on the level of confidence one has with declaring noninteracting voxels. There is certainly a ... See full document

... frequency-domain inverse scattering (Qianqian et ...time-domain scattering data contains more information as compared to frequency- domain scattering ... See full document

... In this paper, a new inverse analysis approach to reconstruct plate-thinning shapes based on scattering theory of time-harmonic guided SH-waves is proposed. Firstly, an artificial thinning flaw is introduced ... See full document

... There exist several methods for this problem solution. By the authors of this article, there are several published articles in this direction [1–4]. In studies [1, 2], the authors only focused on the body shape ... See full document

... the inverse problem is discussed which is used to reconstruct an image of a soft tissue by evaluation of frechet derivative between the actual measured data and true ...and scattering coefficient and ... See full document

... of shape from silhouettes − or shape from contours − has been used for many ...early shape from silhouette method was presented by Martin and Aggarwal [47] and has subsequently been refined by many ... See full document

... an inverse problem is the process of calculating the causal factors from a set of ...field. Inverse problems have wide applications in optics, radar de- sign, acoustics, communication theory, signal ... See full document

... In this section we use the equations describing the time dependent fields inside the plasma to derive an integral equation relating the reflected wave to the plasma density.. The previou[r] ... See full document

... data. Inverse Probl. 4, 877-886 (1988) 5. Ramm, AG: Multidimensional Inverse Scattering ...R: Inverse Acoustic and Electromagnetic Scattering Theory, 3rd ...V: Inverse Problems ... See full document

... Mosaicking of torn image can be solved by combining fragment boundary feature extraction using the graph algorithmic framework and matching boundary color of each fragment. Because the fragments shares same ... See full document