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» Advances in constrained clustering
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IPPS
2007
IEEE
14 years 4 months ago
Nonuniformly Communicating Noncontiguous Data: A Case Study with PETSc and MPI
Due to the complexity associated with developing parallel applications, scientists and engineers rely on highlevel software libraries such as PETSc, ScaLAPACK and PESSL to ease th...
Pavan Balaji, Darius Buntinas, Satish Balay, Barry...
MM
2006
ACM
189views Multimedia» more  MM 2006»
14 years 3 months ago
Real-time computerized annotation of pictures
Automated annotation of digital pictures has been a highly challenging problem for computer scientists since the invention of computers. The capability of annotating pictures by c...
Jia Li, James Ze Wang
VISUALIZATION
2003
IEEE
14 years 3 months ago
Hierarchical Splatting of Scattered Data
Numerical particle simulations and astronomical observations create huge data sets containing uncorrelated 3D points of varying size. These data sets cannot be visualized interact...
Matthias Hopf, Thomas Ertl
STOC
2010
ACM
295views Algorithms» more  STOC 2010»
14 years 2 months ago
Approximation Schemes for Steiner Forest on Planar Graphs and Graphs of Bounded Treewidth
We give the first polynomial-time approximation scheme (PTAS) for the Steiner forest problem on planar graphs and, more generally, on graphs of bounded genus. As a first step, w...
MohammadHossein Bateni, MohammadTaghi Hajiaghayi a...
HPDC
2010
IEEE
13 years 11 months ago
Cluster-wide context switch of virtualized jobs
Clusters are mostly used through Resources Management Systems (RMS) with a static allocation of resources for a bounded amount of time. Those approaches are known to be insufficie...
Fabien Hermenier, Adrien Lebre, Jean-Marc Menaud