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» Approximating Solution Structure
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89
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ICC
1997
IEEE
113views Communications» more  ICC 1997»
15 years 5 months ago
Improved Performance QPSK Demodulator for Digital Satellite Radio
: Practical realizations of the optimum closed loop structure for coherent demodulation of QPSK signals demands the approximation of the hyperbolic tangent nonlinearity (Tanh) with...
Alexandre G. Melo, Henrique J. A. da Silva
CCE
2004
15 years 17 days ago
Computational studies using a novel simplicial-approximation based algorithm for MINLP optimization
Significant advances have been made in the last two decades for the effective solution of mixed integer non-linear programming (MINLP) problems, mainly by exploiting the special s...
Vishal Goyal, Marianthi G. Ierapetritou
SODA
2012
ACM
297views Algorithms» more  SODA 2012»
13 years 3 months ago
Constant factor approximation algorithm for the knapsack median problem
We give a constant factor approximation algorithm for the following generalization of the k-median problem. We are given a set of clients and facilities in a metric space. Each fa...
Amit Kumar
72
Voted
JNS
2007
55views more  JNS 2007»
15 years 18 days ago
Two-Dimensional Infinite Prandtl Number Convection: Structure of Bifurcated Solutions
Abstract. This paper examines the bifurcation and structure of the bifurcated solutions of the two-dimensional infinite Prandtl number convection problem. The existence of a bifur...
Jungho Park
132
Voted
AFRIGRAPH
2010
ACM
15 years 4 months ago
Visualization of solution sets from automated docking of molecular structures
Aligning structures, often referred to as docking or registration, is frequently required in fields such as computer science, robotics and structural biology. The task of alignin...
Johannes Jansen van Vuuren, Michelle Kuttel, James...