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» Approximability of the k-server disconnection problem
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ICPP
1995
IEEE
15 years 3 months ago
Unicasting in Faulty Hypercubes Using Safety Levels
—We propose a unicasting algorithm for faulty hypercubes (including disconnected hypercubes) using the safety level concept. A faulty hypercube is a hypercube with faulty nodes a...
Jie Wu
STOC
2010
ACM
261views Algorithms» more  STOC 2010»
15 years 4 months ago
An Improved LP-based Approximation for Steiner Tree
The Steiner tree problem is one of the most fundamental ÆÈ-hard problems: given a weighted undirected graph and a subset of terminal nodes, find a minimum weight tree spanning ...
Jaroslaw Byrka, Fabrizio Grandoni, Thomas Rothvoss...
SRDS
2006
IEEE
15 years 6 months ago
Reducing the Availability Management Overheads of Federated Content Sharing Systems
We consider the problem of ensuring high data availability in federated content sharing systems. Ideally, such a system would provide high data availability in a device transparen...
Christopher Peery, Thu D. Nguyen, Francisco Matias...
TCS
2010
14 years 10 months ago
Clustering with partial information
The Correlation Clustering problem, also known as the Cluster Editing problem, seeks to edit a given graph by adding and deleting edges to obtain a collection of disconnected cliq...
Hans L. Bodlaender, Michael R. Fellows, Pinar Hegg...
INFOCOM
2010
IEEE
14 years 10 months ago
Deploying Mesh Nodes under Non-Uniform Propagation
Abstract—Wireless mesh networks are popular as a costeffective means to provide broadband connectivity to large user populations. A mesh network placement provides coverage, such...
Joshua Robinson, Mohit Singh, Ram Swaminathan, Edw...