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COMPUTING
2008
174views more  COMPUTING 2008»
15 years 2 months ago
Multilevel algorithms for Rannacher-Turek finite element approximation of 3D elliptic problems
Generalizing the approach of a previous work [15] the authors present multilevel preconditioners for three-dimensional (3D) elliptic problems discretized by a family of Rannacher ...
Ivan Georgiev, Johannes Kraus, Svetozar Margenov
152
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ICIP
2003
IEEE
16 years 4 months ago
Algorithms for stochastic approximations of curvature flows
Curvature flows have been extensively considered from a deterministic point of view. They have been shown to be useful for a number of applications including crystal growth, flame...
Gozde B. Unal, Delphine Nain, G. Ben-Arous, Nahum ...
FOCS
2009
IEEE
15 years 9 months ago
Improved Approximation Algorithms for PRIZE-COLLECTING STEINER TREE and TSP
Aaron Archer, MohammadHossein Bateni, Mohammad Tag...
COCOON
2009
Springer
15 years 9 months ago
Approximation Algorithms for Key Management in Secure Multicast
Agnes Hui Chan, Rajmohan Rajaraman, Zhifeng Sun, F...