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» Oblivious routing in directed graphs with random demands
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STOC
2007
ACM
134views Algorithms» more  STOC 2007»
15 years 10 months ago
Hardness of routing with congestion in directed graphs
Given as input a directed graph on N vertices and a set of source-destination pairs, we study the problem of routing the maximum possible number of source-destination pairs on pat...
Julia Chuzhoy, Venkatesan Guruswami, Sanjeev Khann...
CORR
2008
Springer
118views Education» more  CORR 2008»
14 years 9 months ago
Decentralized Search with Random Costs
A decentralized search algorithm is a method of routing on a random graph that uses only limited, local, information about the realization of the graph. In some random graph model...
Oskar Sandberg
SIGMETRICS
2003
ACM
150views Hardware» more  SIGMETRICS 2003»
15 years 2 months ago
Conductance and congestion in power law graphs
It has been observed that the degrees of the topologies of several communication networks follow heavy tailed statistics. What is the impact of such heavy tailed statistics on the...
Christos Gkantsidis, Milena Mihail, Amin Saberi
INFOCOM
2010
IEEE
14 years 8 months ago
Random Walks on Digraphs: A Theoretical Framework for Estimating Transmission Costs in Wireless Routing
—In this paper we develop a unified theoretical framework for estimating various transmission costs of packet forwarding in wireless networks. Our framework can be applied to th...
Yanhua Li, Zhi-Li Zhang
AISS
2010
161views more  AISS 2010»
14 years 7 months ago
Two GRASP Metaheuristic for the Capacitated Vehicle Routing Problem Considering Split Delivery and Solving the Three Dimensional
The vehicle routing problem consists in determining a group of optimal delivery routes that allow satisfaction of the demand from customers spread along a network, which can be re...
Joseph Gallart Suarez, Manuel Tupia Anticona