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PPOPP
2005
ACM
14 years 1 months ago
Exposing disk layout to compiler for reducing energy consumption of parallel disk based systems
Disk subsystem is known to be a major contributor to overall power consumption of high-end parallel systems. Past research proposed several architectural level techniques to reduc...
Seung Woo Son, Guangyu Chen, Mahmut T. Kandemir, A...
TIT
2002
75views more  TIT 2002»
13 years 7 months ago
Iterative multiuser joint decoding: Unified framework and asymptotic analysis
We present a framework for iterative multiuser joint decoding of code-division multiple-access (CDMA) signals, based on the factor-graph representation and on the sum-product algor...
Joseph Boutros, Giuseppe Caire
ISSAC
2007
Springer
112views Mathematics» more  ISSAC 2007»
14 years 1 months ago
G-graphs for the cage problem: a new upper bound
Constructing some regular graph with a given girth, a given degree and the fewest possible vertices is a hard problem. This problem is called the cage graph problem and has some l...
Alain Bretto, Luc Gillibert
JSAC
2008
141views more  JSAC 2008»
13 years 7 months ago
On cooperative source transmission with partial rate and power control
The problem of transmitting a Gaussian source over a half-duplex fading relay channel with limited channel state feedback is studied. It is shown that under a short-term power cons...
Thanh Tùng Kim, Mikael Skoglund, Giuseppe C...
COLT
2008
Springer
13 years 9 months ago
Combining Expert Advice Efficiently
We show how models for prediction with expert advice can be defined concisely and clearly using hidden Markov models (HMMs); standard HMM algorithms can then be used to efficientl...
Wouter M. Koolen, Steven de Rooij