6004 search results - page 301 / 1201 » Parallelizing query optimization |
113
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IRREGULAR
1995
Springer
15 years 4 months ago
1995
Springer
Sparse matrix problems are di cult to parallelize e ciently on message-passing machines, since they access data through multiple levels of indirection. Inspector executor strategie...
CORR
2008
Springer
15 years 24 days ago
2008
Springer
We present parallel and sequential dense QR factorization algorithms that are optimized to avoid communication. Some of these are novel, and some extend earlier work. Communicatio...
109
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TJS
2008
15 years 18 days ago
2008
A parallel file may be physically stored on several independent disks and logically partitioned by several processors. This paper presents general algorithms for mapping between t...
97
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INFORMATICALT
1998
15 years 11 days ago
1998
This paper presents a parallel version of a Generalized Conjugate Gradient algorithm proposed by Liu and Story in which the search direction considers the effect of the inexact lin...
89
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GPC
2007
Springer
15 years 6 months ago
2007
Springer
Abstract. Geoscience analysis is currently limited by cumbersome access and manipulation of large datasets from remote sources. Due to their data-heavy and compute-light nature, th...