256 search results - page 4 / 52 » Comparison of Heuristic and Optimal Subcarrier Assignment Al... |
COMCOM
2007
13 years 7 months ago
2007
In this paper we address the problem of constrained optimization (ILP formulation) and propose a set of heuristic algorithms for assigning light-trails [1–4,7,10] to WDM ring ne...
WCNC
2008
IEEE
14 years 1 months ago
2008
IEEE
— Recent work has developed single-carrier linear precoding for the multiuser downlink for multiple-input multipleoutput (MIMO) systems. This paper addresses the problem of user ...
INFORMATICALT
2006
13 years 7 months ago
2006
Given a set of objects with profits (any, even negative, numbers) assigned not only to separate objects but also to pairs of them, the unconstrained binary quadratic optimization p...
ICCS
2005
Springer
14 years 28 days ago
2005
Springer
Abstract. Replication of content on geographically distributed servers can improve both performance and reliability of the Web service. Anycast is a one-toone-of-many delivery tech...
GLOBECOM
2007
IEEE
13 years 9 months ago
2007
IEEE
— 1 In this paper, we investigate the proportional fair scheduling (PFS) problem for multiuser OFDM systems, considering the impact of packet length. Packet length influences sc...