Results 21 to 30 of about 11,908,024 (286)

Common Source Identification Cashmere

open access: yes, 2021
The Common Source Identification Cashmere application finds within a set of images the images that were made with the same camera, possibly running on a heterogeneous GPU ...
Hijma, Pieter, Jacobs, Ceriel
core   +1 more source

Identification of multipolar sources in a bioluminescent tomography problem [PDF]

open access: yesESAIM: Proceedings and Surveys, 2014
Summary: Bioluminescence tomography (BLT) is a recently developed noninvasive imaging tool that allows a direct study of the molecular activity in small animal models. While the forward problem is reduced to a diffusion equation since the scattering phenomena are dominated by the absorption ones in biological tissues, the reconstruction of the ...
Batoul, Abdelaziz   +2 more
openaire   +4 more sources

Source identification for mobile devices, based on wavelet transforms combined with sensor imperfections [PDF]

open access: yes, 2013
One of the most relevant applications of digital image forensics is to accurately identify the device used for taking a given set of images, a problem called source identification.
Hernandez-Castro, Julio C.   +4 more
core   +1 more source

A Genetic Algorithm for Pointwise Source Reconstruction by the Method of Fundamental Solutions

open access: yesTrends in Computational and Applied Mathematics, 2022
Inverse source reconstruction problems offer great potential for applications of interest to engineering, such as the identification of polluting sources, and to medicine, such as electroencephalography, to cite at least two relevant examples.
J. R. Faria
doaj   +1 more source

Identifying and Estimating the Location of Sources of Industrial Pollution in the Sewage Network

open access: yesSensors, 2021
Harsh pollutants that are illegally disposed in the sewer network may spread beyond the sewer network—e.g., through leakages leading to groundwater reservoirs—and may also impair the correct operation of wastewater treatment plants.
Magdalena Paulina Buras   +1 more
doaj   +1 more source

Harmonic analysis of a source identification problem [PDF]

open access: yesQuarterly of Applied Mathematics, 1982
This paper presents the problem of identifying a source in a porous medium which hosts a steady flow field. The medium properties and the velocity potential are assumed known. The known functions will be considered as deterministic at first. The stochastic source identification problem will be considered later.
openaire   +2 more sources

On the source identification problem for hyperbolic-parabolic equation with nonlocal conditions

open access: yes, 2021
In the present paper, we establish the well-posedness of an identification problem for determining the unknown space-dependent source term in the hyperbolic-parabolic equation with nonlocal conditions.
Ashyralyev A.   +12 more
core   +1 more source

Replacing voids and localized parameter changes with fictitious forcing terms in boundary-value problems

open access: yesResults in Applied Mathematics, 2023
We present a general observation on how to replace changes of material properties in limited regions within a domain with fictitious forcing terms in initial- and boundary-value problems associated with wave propagation and diffusion.
Giulio G. Giusteri   +2 more
doaj   +1 more source

On the numerical solution of identification hyperbolic-parabolic problems with the Neumann boundary condition

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2018
In the present study, a numerical study for source identification problems with the Neumann boundary condition for a one-dimensional hyperbolic-parabolic equation is presented.
M.A. Ashyralyeva, M. Ashyralyev
doaj   +1 more source

An inverse source identification by nonlinear optimization in a two-dimensional hyperbolic problem

open access: yes, 2021
This study deals with the identification of source function from final time state observation in a two-dimensional hyperbolic problem. The solution to the direct problem is obtained by the weak solution approach and finite element method.
SUBAŞI, Murat   +2 more
core   +1 more source

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