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IEICE TRANSACTIONS on Information

Minimal Paths in a Bicube

Masaaki OKADA, Keiichi KANEKO

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Summary :

Nowadays, a rapid increase of demand on high-performance computation causes the enthusiastic research activities regarding massively parallel systems. An interconnection network in a massively parallel system interconnects a huge number of processing elements so that they can cooperate to process tasks by communicating among others. By regarding a processing element and a link between a pair of processing elements as a node and an edge, respectively, many problems with respect to communication and/or routing in an interconnection network are reducible to the problems in the graph theory. For interconnection networks of the massively parallel systems, many topologies have been proposed so far. The hypercube is a very popular topology and it has many variants. The bicube is a such topology and it can interconnect the same number of nodes with the same degree as the hypercube while its diameter is almost half of that of the hypercube. In addition, the bicube keeps the node-symmetric property. Hence, we focus on the bicube and propose an algorithm that gives a minimal or shortest path between an arbitrary pair of nodes. We give a proof of correctness of the algorithm and demonstrate its execution.

Publication
IEICE TRANSACTIONS on Information Vol.E105-D No.8 pp.1383-1392
Publication Date
2022/08/01
Publicized
2022/04/22
Online ISSN
1745-1361
DOI
10.1587/transinf.2021EDP7235
Type of Manuscript
PAPER
Category
Fundamentals of Information Systems

Authors

Masaaki OKADA
  Tokyo University of Agriculture and Technology
Keiichi KANEKO
  Tokyo University of Agriculture and Technology

Keyword