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SIAMSC
2010
111views more  SIAMSC 2010»
13 years 8 months ago
Operator-Based Preconditioning of Stiff Hyperbolic Systems
Abstract. We introduce an operator-based scheme for preconditioning stiff components encountered in implicit methods for hyperbolic systems of PDEs posed on regular grids. The met...
Daniel R. Reynolds, Ravi Samtaney, Carol S. Woodwa...
ECIR
2011
Springer
13 years 1 months ago
Balancing Exploration and Exploitation in Learning to Rank Online
Abstract. As retrieval systems become more complex, learning to rank approaches are being developed to automatically tune their parameters. Using online learning to rank approaches...
Katja Hofmann, Shimon Whiteson, Maarten de Rijke
FDL
2005
IEEE
14 years 3 months ago
Hardware Synthesis of Parallel Machines from SystemC
Heterogeneous system specifications implicitly assume parallel execution of their components that rely on supporting platform architectures and operating systems. Unfortunately, c...
Antoni Portero, Lluis Ribas, Jordi Carrabina
HICSS
2003
IEEE
200views Biometrics» more  HICSS 2003»
14 years 3 months ago
A Dynamic Assignment Problem in a Mobile System with Limited Bandwidth
The assignment problem originally arising from parallel and distributed computing has been investigated intensively since the 70’s when Harold Stone proposed a method to solve i...
Yang Wang 0006, Thomas Kunz
HM
2007
Springer
114views Optimization» more  HM 2007»
14 years 1 months ago
Hybrid Numerical Optimization for Combinatorial Network Problems
Abstract. We discuss a general approach to hybridize traditional construction heuristics for combinatorial optimization problems with numerical based evolutionary algorithms. There...
Markus Chimani, Maria Kandyba, Mike Preuss