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SIGMOD
2012
ACM
226views Database» more  SIGMOD 2012»
13 years 7 months ago
SkewTune: mitigating skew in mapreduce applications
We present an automatic skew mitigation approach for userdefined MapReduce programs and present SkewTune, a system that implements this approach as a drop-in replacement for an e...
YongChul Kwon, Magdalena Balazinska, Bill Howe, Je...
ICMCS
2007
IEEE
159views Multimedia» more  ICMCS 2007»
15 years 11 months ago
Accelerating Mutual-Information-Based Linear Registration on the Cell Broadband Engine Processor
Emerging multi-core processors are able to accelerate medical imaging applications by exploiting the parallelism available in their algorithms. We have implemented a mutual-inform...
Moriyoshi Ohara, Hangu Yeo, Frank Savino, Giridhar...
IPPS
2007
IEEE
15 years 11 months ago
Advanced Shortest Paths Algorithms on a Massively-Multithreaded Architecture
We present a study of multithreaded implementations of Thorup’s algorithm for solving the Single Source Shortest Path (SSSP) problem for undirected graphs. Our implementations l...
Joseph R. Crobak, Jonathan W. Berry, Kamesh Maddur...
146
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AINA
2006
IEEE
15 years 11 months ago
Accelerating the HMMER Sequence Analysis Suite Using Conventional Processors
Due to the ever-increasing size of sequence databases it has become clear that faster techniques must be employed to effectively perform biological sequence analysis in a reasonab...
John Paul Walters, Bashar Qudah, Vipin Chaudhary
CCGRID
2003
IEEE
15 years 10 months ago
Noncontiguous I/O Accesses Through MPI-IO
I/O performance remains a weakness of parallel computing systems today. While this weakness is partly attributed to rapid advances in other system components, I/O interfaces avail...
Avery Ching, Alok N. Choudhary, Kenin Coloma, Wei-...