91 search results - page 15 / 19 » A Threshold of ln n for Approximating Set Cover |
ALGOSENSORS
2007
Springer
13 years 11 months ago
2007
Springer
We study the problem of localizing and tracking multiple moving targets in wireless sensor networks, from a network design perspective i.e. towards estimating the least possible n...
PODS
2003
ACM
14 years 7 months ago
2003
ACM
We consider the view selection problem for XML content based routing: given a network, in which a stream of XML documents is routed and the routing decisions are taken based on re...
ESA
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. We consider the problem of finding shortest paths in a graph with independent randomly distributed edge lengths. Our goal is to maximize the probability that the path len...
APPROX
2004
Springer
14 years 1 months ago
2004
Springer
Given an undirected n-node graph and a set C of m cuts, the minimum crossing tree is a spanning tree which minimizes the maximum crossing of any cut in C, where the crossing of a c...
MP
2007
13 years 7 months ago
2007
Given a graph with costs on the edges, the power of a node is the maximum cost of an edge leaving it, and the power of the graph is the sum of the powers of the nodes of this graph...