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» On the multiplication groups of semifields
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IMA
2009
Springer
152views Cryptology» more  IMA 2009»
14 years 3 months ago
Double-Exponentiation in Factor-4 Groups and Its Applications
In previous work we showed how to compress certain prime-order subgroups of the cyclotomic subgroups of orders 22m + 1 of the multiplicative groups of F∗ 24m by a factor of 4. We...
Koray Karabina
ICC
2008
IEEE
113views Communications» more  ICC 2008»
14 years 3 months ago
Multiuser MIMO Downlink Beamforming Based on Group Maximum SINR Filtering
Abstract—In this paper we aim to solve the multiuser multiinput multi-output (MIMO) downlink beamforming problem. The transmitter is a multi-antenna base-station broadcasting to ...
Yu-Han Yang, Shih-Chun Lin, Hsuan-Jung Su
SIGOPS
2010
127views more  SIGOPS 2010»
13 years 7 months ago
Optimizing information flow in the gossip objects platform
Gossip-based protocols are commonly used for diffusing information in large-scale distributed applications. GO (Gossip Objects) is a per-node gossip platform that we developed in...
Ymir Vigfusson, Ken Birman, Qi Huang, Deepak P. Na...
COMBINATORICS
2000
142views more  COMBINATORICS 2000»
13 years 9 months ago
Harmonic Functions on Multiplicative Graphs and Interpolation Polynomials
We construct examples of nonnegative harmonic functions on certain graded graphs: the Young lattice and its generalizations. Such functions first emerged in harmonic analysis on th...
Alexei Borodin, Grigori Olshanski
VTC
2006
IEEE
14 years 3 months ago
Subspace-Based Blind and Group-Blind Space-Time Multiuser Detection for the Generalized Multicarrier DS-CDMA Uplink
—Subspace-based blind and group-blind space-time multiuser detection is invoked for a smart antenna aided generalized MC DS-CDMA system communicating over a dispersive Space-Time...
Bin Hu, Lie-Liang Yang, Lajos Hanzo