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» Upper and lower Ramsey bounds in bounded arithmetic
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CORR
2006
Springer
145views Education» more  CORR 2006»
13 years 6 months ago
Product Multicommodity Flow in Wireless Networks
We provide a tight approximate characterization of the n-dimensional product multicommodity flow (PMF) region for a wireless network of n nodes. Separate characterizations in term...
Ritesh Madan, Devavrat Shah, Olivier Lév&ec...
CORR
2006
Springer
97views Education» more  CORR 2006»
13 years 6 months ago
Explicit Space-Time Codes Achieving The Diversity-Multiplexing Gain Tradeoff
A recent result of Zheng and Tse states that over a quasi-static channel, there exists a fundamental tradeoff, referred to as the diversity-multiplexing gain (D-MG) tradeoff, betwe...
Petros Elia, K. Raj Kumar, Sameer A. Pawar, P. Vij...
CORR
2007
Springer
111views Education» more  CORR 2007»
13 years 6 months ago
Resource Allocation for Wireless Fading Relay Channels: Max-Min Solution
—Resource allocation is investigated for fading relay channels under separate power constraints at the source and relay nodes. As a basic information-theoretic model for fading r...
Yingbin Liang, Venugopal V. Veeravalli, H. Vincent...
SIAMSC
2008
168views more  SIAMSC 2008»
13 years 6 months ago
Accurate Floating-Point Summation Part II: Sign, K-Fold Faithful and Rounding to Nearest
In this Part II of this paper we first refine the analysis of error-free vector transformations presented in Part I. Based on that we present an algorithm for calculating the round...
Siegfried M. Rump, Takeshi Ogita, Shin'ichi Oishi
SIGMETRICS
2008
ACM
13 years 6 months ago
Scheduling despite inexact job-size information
Motivated by the optimality of Shortest Remaining Processing Time (SRPT) for mean response time, in recent years many computer systems have used the heuristic of "favoring sm...
Adam Wierman, Misja Nuyens