A mixed, scalable domain decomposition method for incompressible flow
This work deals with the construction of a mixed and extensible domain decomposition method for incompressible flows. In the scheme proposed here, the solution is sought at the intersection of two spaces, one containing the solution of the Navier-Stokes
Etienne Vergnault +2 more
doaj +1 more source
A domain decomposition method for solving the three-dimensional time-harmonic Maxwell equations discretized by discontinuous Galerkin methods [PDF]
We present here a domain decomposition method for solving the three-dimensional time-harmonic Maxwell equations discretized by a discontinuous Galerkin method.
Alonso-Rodriguez +32 more
core +5 more sources
An Approximate Schur Decomposition-Based Spatial Domain Color Image Watermarking Method
In this paper, an approximate Schur decomposition-based spatial domain blind color image watermarking method is proposed to protect the copyright of color images, which has low computation complexity similiar to the watermarking technique in the spatial ...
Qingtang Su, Zihan Yuan, Decheng Liu
doaj +1 more source
Parallel efficiency of a boundary integral equation method for nonlinear water waves [PDF]
We describe the application of domain decomposition on a boundary integral method for the study of nonlinear surface waves on water in a test case for which the domain decomposition approach is an important tool to reduce the computational effort.
Haas, P.C.A. de, Strating, P.
core +4 more sources
Domain Decomposition CN-FDTD Method for Analyzing Dispersive Metallic Gratings
In this paper, an efficient domain decomposition (DD) technique is originally introduced into the unconditionally stable Crank–Nicolson finite-difference time-domain (CN-FDTD) method for analyzing the extraordinary optical transmission (EOT ...
Xiao-Kun Wei, Wei Shao, Haiyan Ou
doaj +1 more source
Domain decomposition preconditioners for the spectral collocation method [PDF]
Several block iteration preconditioners are proposed and analyzed for the solution of elliptic problems by spectral collocation methods in a region partitioned into several rectangles.
Quarteroni, Alfio +1 more
core +2 more sources
Domain Decomposition With Non-Conforming Polyhedral Grids
A novel mortar approach for the domain decomposition of field problems discretized in terms of nodal variables by the cell method is here proposed.
Federico Moro, Lorenzo Codecasa
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Domain Decomposition Method for Maxwell's Equations: Scattering off Periodic Structures [PDF]
We present a domain decomposition approach for the computation of the electromagnetic field within periodic structures. We use a Schwarz method with transparent boundary conditions at the interfaces of the domains.
Achim Schädle +28 more
core +2 more sources
Nonlinear Preconditioning: How to use a Nonlinear Schwarz Method to Precondition Newton's Method [PDF]
For linear problems, domain decomposition methods can be used directly as iterative solvers, but also as preconditioners for Krylov methods. In practice, Krylov acceleration is almost always used, since the Krylov method finds a much better residual ...
Dolean, V. +4 more
core +6 more sources
Computation of sum of squares polynomials from data points [PDF]
We propose an iterative algorithm for the numerical computation of sums of squares of polynomials approximating given data at prescribed interpolation points.
Després, Bruno, Herda, Maxime
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