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GLOBECOM
2007
IEEE
14 years 2 months ago
A Generalized Gradient Scheduling Algorithm in Wireless Networks for Variable Rate Transmission
— Average transmission rate and rate oscillation are two important performance metrics for most wireless services. Both are often needed to be optimized in multi-user scheduling ...
Xiaolu Zhang, Meixia Tao, Chun Sum Ng
ICIP
2007
IEEE
14 years 9 months ago
Multiterminal Video Coding
Following recent works on the rate region of the quadratic Gaussian two-terminal source coding problem and limit-approaching code designs, this paper examines multiterminal source ...
Yang Yang, Vladimir Stankovic, Wei Zhao, Zixiang X...
ARITH
2007
IEEE
14 years 2 months ago
Optimistic Parallelization of Floating-Point Accumulation
Abstract— Floating-point arithmetic is notoriously nonassociative due to the limited precision representation which demands intermediate values be rounded to fit in the availabl...
Nachiket Kapre, André DeHon
GLOBECOM
2007
IEEE
14 years 2 months ago
Uplink-Downlink Duality in Normalized MSE or SINR Under Imperfect Channel Knowledge
Abstract— Duality between the multi-antenna multi-user uplink and the downlink has been discovered in terms of sum rate, capacity region, signal-to-interference-plus-noise-ratio ...
Minhua Ding, Steven D. Blostein
ICC
2007
IEEE
136views Communications» more  ICC 2007»
14 years 2 months ago
On the Approximation of the Linear Combination of Log-Normal RVs via Pearson Type IV Distribution: Application to UWB Performanc
— Approximating the sum of Log–Normal random variables (RVs) is a long–standing open issue, in the old and recent literature, and many approaches have been proposed to deal w...
Marco Di Renzo, Fabio Graziosi, Fortunato Santucci