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TCOM
2010
92views more  TCOM 2010»
15 years 5 days 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
128
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WCNC
2010
IEEE
15 years 4 days ago
A Recursive Battery Model for Nodes Lifetime Estimation in Wireless Sensor Networks
—Since sensor nodes use batteries as their source of energy, energy-based routing becomes an important requirement to extend network lifetime. This routing is done using the node...
Joseph Rahmé, Nicolas Fourty, Khaldoun Al A...
ISAAC
2010
Springer
226views Algorithms» more  ISAAC 2010»
14 years 11 months ago
On Tractable Cases of Target Set Selection
We study the NP-complete TARGET SET SELECTION (TSS) problem occurring in social network analysis. Complementing results on its approximability and extending results for its restric...
André Nichterlein, Rolf Niedermeier, Johann...
134
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OPODIS
2010
14 years 11 months ago
Tardiness Bounds for Global EDF with Deadlines Different from Periods
The Earliest Deadline First (EDF) scheduling algorithm is known to be suboptimal for meeting all deadlines under global scheduling on multiprocessor platforms. However, EDF is an a...
Jeremy Erickson, Nan Guan, Sanjoy K. Baruah
CIMAGING
2009
130views Hardware» more  CIMAGING 2009»
14 years 11 months ago
Quantitative phase and amplitude imaging using Differential-Interference Contrast (DIC) microscopy
We present an extension of the development of an alternating minimization (AM) method1 for the computation of a specimen's complex transmittance function (magnitude and phase...
Chrysanthe Preza, Joseph A. O'Sullivan