A new simple parallel tree contraction scheme and its application on distance-hereditary graphs

Sun Yuan Hsieh, Chin Wen Ho, Tsan Sheng Hsu, Ming Tat Ko, Gen Huey Chen

研究成果: 書貢獻/報告類型會議論文篇章同行評審

摘要

We present a new parallel tree contraction scheme which takes O(log n) contraction phases to reduce a tree to its root, and implement this scheme in O(log n log log n) time using O(n/log log n) processors on an arbitrary CRCW PRAM. We then show a data structure to represent a connected distance-hereditary graph G in the form of a rooted tree. Applying our tree contraction scheme on the above data structure together with graph theoretical properties, we solve the problems of finding a minimum connected γ-dominating set and finding a minimum γ-dominating clique on G in O(log n log log n) time using O((n + m)/log log n) processors on an arbitrary CRCW PRAM, where n and m are the number of vertices and edges in G, respectively.

原文???core.languages.en_GB???
主出版物標題Solving Irregularly Structured Problems in Parallel - 5th International Symposium, IRREGULAR 1998, Proceedings
發行者Springer Verlag
頁面298-309
頁數12
ISBN(列印)3540648097, 9783540648093
DOIs
出版狀態已出版 - 1998
事件5th International Symposium on Solving Irregularly Structured Problems in Parallel, IRREGULAR 1998 - Berkeley, CA, United States
持續時間: 9 8月 199811 8月 1998

出版系列

名字Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
1457 LNCS
ISSN(列印)0302-9743
ISSN(電子)1611-3349

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???event.eventtypes.event.conference???5th International Symposium on Solving Irregularly Structured Problems in Parallel, IRREGULAR 1998
國家/地區United States
城市Berkeley, CA
期間9/08/9811/08/98

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