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APPROX
2009
Springer
153views Algorithms» more  APPROX 2009»
16 years 14 days ago
Average-Case Analyses of Vickrey Costs
We explore the average-case “Vickrey” cost of structures in a random setting: the Vickrey cost of a shortest path in a complete graph or digraph with random edge weights; the V...
Prasad Chebolu, Alan M. Frieze, Páll Melste...
ICDCS
1999
IEEE
15 years 10 months ago
On Providing Quality-of-Service Control for Core-Based Multicast Routing
In this paper, we develop e cient admission control tests for member join leave and its associated state refresh and update procedures for receiver-initiated core-based multicast ...
Hung-Ying Tyan, Chao-Ju Hou, Bin Wang 0002
JUCS
2010
117views more  JUCS 2010»
15 years 4 months ago
NP-completeness and FPT Results for Rectilinear Covering Problems
Abstract: This paper discusses three rectilinear (that is, axis-parallel) covering problems in d dimensions and their variants. The first problem is the Rectilinear Line Cover whe...
Vladimir Estivill-Castro, Apichat Heednacram, Fran...
IPPS
1998
IEEE
15 years 10 months ago
Multicasting and Broadcasting in Large WDM Networks
We address the issue of multicasting and broadcasting in wide area WDM networks in which a source broadcasts a message to all members in S V. We formalize it as the optimal multi...
Weifa Liang, Hong Shen
IPPS
2000
IEEE
15 years 10 months ago
On Optimal Fill-Preserving Orderings of Sparse Matrices for Parallel Cholesky Factorizations
In this paper, we consider the problem of nding llpreserving ordering of a sparse symmetric and positive de nite matrix such that the reordered matrix is suitable for parallel fac...
Wen-Yang Lin, Chuen-Liang Chen