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TC
2002
14 years 9 months ago
Performance Modeling and Prediction of Nondedicated Network Computing
The low cost and wide availability of networks of workstations have made them an attractive solution for high performance computing. However, while a network of workstations may be...
Linguo Gong, Xian-He Sun, Edward F. Watson
ICASSP
2009
IEEE
14 years 7 months ago
A MIMO-OFDM channel estimation scheme utilizing complementary sequences
We present a pilot-assisted method for estimating the frequency selective channel in a MIMO-OFDM system. The pilot sequence is designed using the DFT of the Golay complementary se...
Tariq R. Qureshi, Michael D. Zoltowski, A. Robert ...
SIAMCOMP
2010
97views more  SIAMCOMP 2010»
14 years 4 months ago
Lower Bounds for Randomized Consensus under a Weak Adversary
This paper studies the inherent trade-off between termination probability and total step complexity of randomized consensus algorithms. It shows that for every integer k, the prob...
Hagit Attiya, Keren Censor-Hillel
TON
2010
118views more  TON 2010»
14 years 4 months ago
Capacity Scaling of Wireless Networks With Inhomogeneous Node Density: Lower Bounds
Abstract-- We consider static ad hoc wireless networks comprising significant inhomogeneities in the node spatial distribution over the area, and analyze the scaling laws of their ...
Giusi Alfano, Michele Garetto, Emilio Leonardi, Va...
CGO
2011
IEEE
14 years 1 months ago
Phase-based tuning for better utilization of performance-asymmetric multicore processors
—The latest trend towards performance asymmetry among cores on a single chip of a multicore processor is posing new challenges. For effective utilization of these performanceasym...
Tyler Sondag, Hridesh Rajan