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JPDC
2007
81views more  JPDC 2007»
15 years 6 months ago
Improved scheduling in rings
We study the problem of scheduling unit size jobs on n processors connected by a ring. We show a distributed algorithm for this problem with an approximation ratio of 3 2 + √ 2....
Dekel Tsur
ESA
2009
Springer
109views Algorithms» more  ESA 2009»
16 years 1 months ago
Iterative Rounding for Multi-Objective Optimization Problems
In this paper we show that iterative rounding is a powerful and flexible tool in the design of approximation algorithms for multiobjective optimization problems. We illustrate tha...
Fabrizio Grandoni, R. Ravi, Mohit Singh
ADHOC
2008
96views more  ADHOC 2008»
15 years 6 months ago
Network configuration for optimal utilization efficiency of wireless sensor networks
This paper addresses the problem of configuring wireless sensor networks (WSNs). Specifically, we seek answers to the following questions: how many sensors should be deployed, wha...
Yunxia Chen, Chen-Nee Chuah, Qing Zhao
AIA
2007
15 years 8 months ago
Optimizing number of hidden neurons in neural networks
In this paper, a novel and effective criterion based on the estimation of the signal-to-noise-ratio figure (SNRF) is proposed to optimize the number of hidden neurons in neural ne...
Yue Liu, Janusz A. Starzyk, Zhen Zhu
GLOBECOM
2009
IEEE
15 years 10 months ago
Fitting the Modified-Power-Lognormal to the Sum of Independent Lognormals Distribution
We propose a new method for calculating a tight approximation to the distribution of the sum of independent lognormal random variables. We make use of a three
Sebastian S. Szyszkowicz, Halim Yanikomeroglu