Sciweavers

CISS
2008
IEEE
13 years 11 months ago
Near optimal lossy source coding and compression-based denoising via Markov chain Monte Carlo
— We propose an implementable new universal lossy source coding algorithm. The new algorithm utilizes two wellknown tools from statistical physics and computer science: Gibbs sam...
Shirin Jalali, Tsachy Weissman
CISS
2008
IEEE
13 years 11 months ago
Accelerated costas array enumeration using FPGAs
Abstract— Costas array enumeration is an NP-complete problem with a highly parallelize-able solution. This paper examines the implementation of a solution to this problem on an F...
Jim Devlin, Scott Rickard
CISS
2008
IEEE
13 years 11 months ago
Achievable rates and training optimization for fading relay channels with memory
—In this paper, transmission over time-selective, flat fading relay channels is studied. It is assumed that channel fading coefficients are not known a priori. Transmission tak...
Sami Akin, Mustafa Cenk Gursoy
CISS
2008
IEEE
13 years 11 months ago
On the achievable rates for the relay channels with generalized feedback
— In this paper, two different feedback configurations of the relay channel are investigated. Specifically, in our first configuration, the source node in a relay channel is ...
Jinhua Jiang, Yan Xin
CISS
2008
IEEE
13 years 11 months ago
Revisiting the optimal scheduling problem
— In this paper, we revisit the problem of determining the minimum-length schedule that satisfies certain traffic demands in a wireless network. Traditional approaches for the ...
Sastry Kompella, Jeffrey E. Wieselthier, Anthony E...
CISS
2008
IEEE
13 years 11 months ago
Optimal rate control policies for proportional fairness in wireless networks
— In this paper we consider a K transmitter and K receiver single-hop wireless network. We obtain a rate control policy that provides proportional fair rate allocation to the tra...
Anna Pantelidou, Anthony Ephremides
CISS
2008
IEEE
13 years 11 months ago
End-to-end bandwidth and available bandwidth estimation in multi-hop IEEE 802.11b ad hoc networks
—In this paper we estimate the end-to-end total bandwidth (BW) and available bandwidth (ABW) of a path between a pair of nodes in an IEEE 802.11b ad hoc network, both as function...
Marco A. Alzate, Jose-Carlos Pagan, Néstor ...
CISS
2008
IEEE
13 years 11 months ago
Optimal path planning for mobile backbone networks
— Mobile Backbone Networks are heterogeneous wireless networks in which a subset of the nodes are more capable than others. The more capable nodes are referred to as Mobile Backb...
Anand Srinivas, Eytan Modiano
CISS
2008
IEEE
13 years 11 months ago
Incorporating retransmission diversity in quality-of-service guaranteed multi-user scheduling
Abstract— A cross-layer optimization combining retransmission diversity with multi-user diversity is investigated for wireless communications. To this end, a joint design of adap...
Xin Wang, Di Wang, Irena Li, Hanqi Zhuang, Salvato...