Efficient parallel algorithms for computing all pair shortest paths in directed graphs

被引:0
|
作者
Yijie Han
V. Y. Pan
J. H. Reif
机构
[1] University of Kentucky,Department of Computer Science
[2] Electronic Data Systems,Department of Mathematics and Computer Science, Lehman College
[3] Inc.,Department of Computer Science
[4] CUNY,undefined
[5] Duke University,undefined
来源
Algorithmica | 1997年 / 17卷
关键词
Analysis of algorithms; Design of algorithms; Parallel algorithms; Graph algorithms; Shortest path;
D O I
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中图分类号
学科分类号
摘要
We present parallel algorithms for computing all pair shortest paths in directed graphs. Our algorithm has time complexityO(f(n)/p+I(n)logn) on the PRAM usingp processors, whereI(n) is logn on the EREW PRAM, log logn on the CCRW PRAM,f(n) iso(n3). On the randomized CRCW PRAM we are able to achieve time complexityO(n3/p+logn) usingp processors.
引用
收藏
页码:399 / 415
页数:16
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