IBERAMIA
2004
Springer
14 years 5 months ago
2004
Springer
In this paper we address the problem of finding an object in a polygonal environment as quickly as possible on average, with a team of mobile robots that can sense the environment...
P2P
2005
IEEE
14 years 6 months ago
2005
IEEE
A number of solutions have been proposed to address the free-riding problem in peer-to-peer file sharing systems. The solutions are either imperfect–they allow some users to ch...
ICNP
2005
IEEE
14 years 6 months ago
2005
IEEE
This paper deals with a new pricing approach in utility fair networks, where the user’s application is associated with a utility function. We allow users to have concave as well...
ICC
2007
IEEE
14 years 6 months ago
2007
IEEE
— In this paper, a scheduling problem is considered in the cellular network where there exist CBR (constant bit rate) users requiring exact minimum average throughput and delay g...
ICC
2007
IEEE
14 years 6 months ago
2007
IEEE
— For most of wireless services with variable rate transmission, both average rate and rate oscillation are important performance metrics. One often needs to decide how much rate...
PIMRC
2008
IEEE
14 years 6 months ago
2008
IEEE
— We consider the problem of rate allocation in a fading Gaussian multiple-access channel with fixed transmission powers. The goal is to maximize a general concave utility funct...