316 search results - page 33 / 64 » Approximation algorithms for hierarchical location problems |
WEA
2010
Springer
14 years 3 months ago
2010
Springer
Abstract. Mobile users are roaming in a zone of cells in a cellular network system. The probabilities of each user residing in each cell are known, and all probabilities are indepe...
IPSN
2005
Springer
14 years 2 months ago
2005
Springer
We address the problem of selecting sensors so as to minimize the error in estimating the position of a target. We consider a generic sensor model where the measurements can be in...
CD
2005
Springer
14 years 2 months ago
2005
Springer
In distributed and mobile environments, the connections among the hosts on which a software system is running are often unstable. As a result of connectivity losses, the overall a...
TMC
2011
13 years 3 months ago
2011
—This paper describes new algorithms for throughput optimization in a mobile backbone network. This hierarchical communication framework combines mobile backbone nodes, which hav...
FOCS
2000
IEEE
14 years 1 months ago
2000
IEEE
In many optimization problems, one seeks to allocate a limited set of resources to a set of individuals with demands. Thus, such allocations can naturally be viewed as vectors, wi...