Sciweavers

2714 search results - page 493 / 543
» Approximation Schemes for Scheduling
Sort
View
TCOM
2010
92views more  TCOM 2010»
14 years 11 months ago
Detection of Gaussian constellations in MIMO systems under imperfect CSI
Abstract—This paper considers the problem of Gaussian symbols detection in MIMO systems in the presence of channel estimation errors. Under this framework we develop a computatio...
Ido Nevat, Gareth W. Peters, Jinhong Yuan
WCNC
2010
IEEE
14 years 11 months ago
Combining Parallel Sequence Spread Spectrum (PSSS) with OFDM - Concept and Simulation Results
—In this paper, we present a novel multi-carrier spread spectrum (MCSS) system which uses Parallel Sequence Spread Spectrum (PSSS) as its spreading transform. This technique call...
Paulo Isagani M. Urriza, Joel Joseph S. Marciano J...
90
Voted
APJOR
2010
118views more  APJOR 2010»
14 years 11 months ago
Alternative Randomization for Valuing American Options
This paper provides a fast and accurate randomization algorithm for valuing American puts and calls on dividend-paying stocks and their early exercise boundaries. The primal focus...
Toshikazu Kimura
88
Voted
CP
2010
Springer
14 years 10 months ago
An Empirical Study of Optimization for Maximizing Diffusion in Networks
Abstract. We study the problem of maximizing the amount of stochastic diffusion in a network by acquiring nodes within a certain limited budget. We use a Sample Average Approximati...
Kiyan Ahmadizadeh, Bistra N. Dilkina, Carla P. Gom...
GLOBECOM
2010
IEEE
14 years 10 months ago
Relay Station Placement for Cooperative Communications in WiMAX Networks
The recently emerging WiMAX (IEEE 802.16) is a promising telecommunication technology to provide low-cost, high-speed and long-range wireless communications. To meet the growing de...
Dejun Yang, Xi Fang, Guoliang Xue, Jian Tang