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IPPS
1995
IEEE
13 years 11 months ago
Performance evaluation of a new parallel preconditioner
The linear systems associated with large, sparse, symmetric, positive definite matrices are often solved iteratively using the preconditioned conjugate gradient method. We have d...
Keith D. Gremban, Gary L. Miller, Marco Zagha
HIPC
2005
Springer
14 years 1 months ago
Scheduling Multiple Flows on Parallel Disks
We examine the problem of scheduling concurrent independent flows on multiple-disk I/O storage systems. Two models are considered: in the shared buffer model the memory buffer is ...
Ajay Gulati, Peter J. Varman
PPL
2002
83views more  PPL 2002»
13 years 7 months ago
Trading Replication for Communication in Parallel Distributed-Memory Dense Solvers
We present new communication-efficient parallel dense linear solvers: a solver for triangular linear systems with multiple right-hand sides and an LU factorization algorithm. Thes...
Dror Irony, Sivan Toledo
MASCOTS
2001
13 years 9 months ago
A Bit-Parallel Search Algorithm for Allocating Free Space
File systems that allocate data contiguously often use bitmaps to representand managefree space. Increases in the size of storage to be managed creates a needfor eficient algorith...
Randal C. Burns, Wayne Hineman
PVLDB
2010
119views more  PVLDB 2010»
13 years 6 months ago
An Architecture for Parallel Topic Models
This paper describes a high performance sampling architecture for inference of latent topic models on a cluster of workstations. Our system is faster than previous work by over an...
Alexander J. Smola, Shravan Narayanamurthy