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CORR
2010
Springer
204views Education» more  CORR 2010»
13 years 7 months ago
Optimization Framework and Graph-Based Approach for Relay-Assisted Bidirectional OFDMA Cellular Networks
This paper considers a relay-assisted bidirectional cellular network where the base station (BS) communicates with each mobile station (MS) using orthogonal frequencydivision multi...
Yuan Liu, Meixia Tao, Bin Li, Hui Shen
CATS
2006
13 years 9 months ago
On-demand Bounded Broadcast Scheduling with Tight Deadlines
We investigate a scheduling problem motivated by pull-based data delivering systems where there is a server keeping a number of pages; and clients requesting the same page can be ...
Chung Keung Poon, Feifeng Zheng, Yinfeng Xu
EMSOFT
2006
Springer
13 years 11 months ago
An analysis framework for network-code programs
Distributed real-time systems require a predictable and verifiable mechanism to control the communication medium. Current real-time communication protocols are typically independe...
Madhukar Anand, Sebastian Fischmeister, Insup Lee
STOC
2010
ACM
261views Algorithms» more  STOC 2010»
14 years 12 days ago
An Improved LP-based Approximation for Steiner Tree
The Steiner tree problem is one of the most fundamental ÆÈ-hard problems: given a weighted undirected graph and a subset of terminal nodes, find a minimum weight tree spanning ...
Jaroslaw Byrka, Fabrizio Grandoni, Thomas Rothvoss...
INFOCOM
2005
IEEE
14 years 1 months ago
Online time-constrained scheduling in linear networks
— We consider the problem of scheduling a sequence of packets over a linear network, where every packet has a source and a target, as well as a release time and a deadline by whi...
Joseph Naor, Adi Rosén, Gabriel Scalosub