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JC
2007
13 years 6 months ago
2007
We study the complexity of approximating the smallest eigenvalue of −∆ + q with Dirichlet boundary conditions on the d-dimensional unit cube. Here ∆ is the Laplacian, and th...
JC
2007
13 years 6 months ago
2007
Extensible lattice sequences have been proposed and studied in [5–7]. For the special case of extensible Korobov sequences, parameters can be found in [6]. The searches made to ...
JC
2007
13 years 6 months ago
2007
We construct simple algorithms for high-dimensional numerical integration of function classes with moderate smoothness. These classes consist of square-integrable functions over t...
SIP
2003
13 years 7 months ago
2003
In this paper we propose a new, interactive technique for the segmentation of elongated structures in images. It is based on the so-called live-wire segmentation paradigm and uses...
JC
2007
13 years 6 months ago
2007
A discontinuous Galerkin (DG) discretization of Dirichlet problem for second-order elliptic equations with discontinuous coefficients in 2-D is considered. For this discretization...