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» On canonical number systems
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TWC
2008
87views more  TWC 2008»
15 years 6 months ago
Opportunistic Grassmannian Beamforming for Multiuser and Multiantenna Downlink Communications
Scheduling in a broadcast channel based on partial channel-state-information at the transmitter is carried out in an opportunistic way. In this paper, the number of generated beams...
Nizar Zorba, Ana I. Pérez-Neira
COMBINATORICS
1998
42views more  COMBINATORICS 1998»
15 years 6 months ago
On Noncrossing and Nonnesting Partitions for Classical Reflection Groups
The number of noncrossing partitions of {1, 2, . . . , n} with fixed block sizes has a simple closed form, given by Kreweras, and coincides with the corresponding number for nonne...
Christos A. Athanasiadis
CORR
2010
Springer
102views Education» more  CORR 2010»
15 years 4 months ago
A contribution to the conditioning of the total least squares problem
We derive closed formulas for the condition number of a linear function of the total least squares solution. Given an over determined linear systems Ax = b, we show that this condi...
Marc Baboulin, Serge Gratton
SIAMCOMP
2010
105views more  SIAMCOMP 2010»
15 years 1 months ago
Fast Access to Distributed Atomic Memory
We study efficient and robust implementations of an atomic read-write data structure over an asynchronous distributed message-passing system made of reader and writer processes, as...
Partha Dutta, Rachid Guerraoui, Ron R. Levy, Marko...
ICCAD
2001
IEEE
127views Hardware» more  ICCAD 2001»
16 years 3 months ago
What is the Limit of Energy Saving by Dynamic Voltage Scaling?
Dynamic voltage scaling (DVS) is a technique that varies the supply voltage and clock frequency based on the computation load to provide desired performance with the minimal amoun...
Gang Qu