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127
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SIAMSC
2010
125views more  SIAMSC 2010»
15 years 6 days ago
A Parallel Geometric Multigrid Method for Finite Elements on Octree Meshes
Abstract. In this article, we present a parallel geometric multigrid algorithm for solving elliptic partial differential equations (PDEs) on octree based conforming finite elemen...
Rahul S. Sampath, George Biros
ISPASS
2010
IEEE
14 years 11 months ago
Weak execution ordering - exploiting iterative methods on many-core GPUs
Abstract--On NVIDIA's many-core GPUs, there is no synchronization function among parallel thread blocks. When finegranularity of data communication and synchronization is requ...
Jianmin Chen, Zhuo Huang, Feiqi Su, Jih-Kwon Peir,...
142
Voted
CORR
2011
Springer
202views Education» more  CORR 2011»
14 years 8 months ago
High Degree Vertices, Eigenvalues and Diameter of Random Apollonian Networks
ABSTRACT. Upon the discovery of power laws [8, 16, 30], a large body of work in complex network analysis has focused on developing generative models of graphs which mimick real-wor...
Alan M. Frieze, Charalampos E. Tsourakakis
TMI
2011
127views more  TMI 2011»
14 years 8 months ago
Reconstruction of Large, Irregularly Sampled Multidimensional Images. A Tensor-Based Approach
Abstract—Many practical applications require the reconstruction of images from irregularly sampled data. The spline formalism offers an attractive framework for solving this prob...
Oleksii Vyacheslav Morozov, Michael Unser, Patrick...
135
Voted
SIAMNUM
2011
161views more  SIAMNUM 2011»
14 years 8 months ago
A Convergent Finite Volume Scheme for Diffusion on Evolving Surfaces
Abstract. A finite volume scheme for transport and diffusion problems on evolving hypersurfaces is discussed. The underlying motion is assumed to be described by a fixed, not ne...
Martin Lenz, Simplice Firmin Nemadjieu, Martin Rum...