Library Automation and Digital Archive
LONTAR
Fakultas Ilmu Komputer
Universitas Indonesia

Pencarian Sederhana

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Call Number SEM-212
Collection Type Indeks Artikel prosiding/Sem
Title Improved Bounds for Routing and Sorting on Multi-Dimensional Meshes
Author Torsten Suel;
Publisher 6th Annual ACM Symposium on Parallel Algorithms and Architecture
Subject
Location
Lokasi : Perpustakaan Fakultas Ilmu Komputer
Nomor Panggil ID Koleksi Status
SEM-212 TERSEDIA
Tidak ada review pada koleksi ini: 55419
ABSTRACT

We show improved bounds for 1-1 routing and sorting on multi-dimensional meshes and tori. In particular, we give a fairly simple deterministic algorithm for sorting on the d-dimensional mesh of side length n that achieves a running time of 3dn/2+o(n) without making any copies of the elements. We give deterministic algorithms with running times of 5dn/4+ o(n) and 3dn/4+ o(n) for the d-dimensional mesh and torus, respectively, that make one copy of each element. We also show lower bounds for sorting with respect to a large class of indexing schemes, under a model of the mesh where each processor can hold an arbitrary number of packets. Finally, we describe algorithms for permutation routing whose running times come very close to the diameter lower bound.