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IPL
2006
101views more  IPL 2006»
13 years 9 months ago
An efficient approximation for the Generalized Assignment Problem
We present a simple family of algorithms for solving the Generalized Assignment Problem (GAP). Our technique is based on a novel combinatorial translation of any algorithm for the...
Reuven Cohen, Liran Katzir, Danny Raz
CORR
2007
Springer
151views Education» more  CORR 2007»
13 years 9 months ago
Distributed spatial multiplexing with 1-bit feedback
— We analyze the feasibility of distributed spatial multiplexing with limited feedback in a slow-fading interference network with MN non-cooperating single-antenna sources and M ...
J. Thukral, Helmut Bölcskei
IPL
2006
108views more  IPL 2006»
13 years 9 months ago
Robustness of k-gon Voronoi diagram construction
In this paper, we present a plane sweep algorithm for constructing the Voronoi diagram of a set of non-crossing line segments in 2D space using a distance metric induced by a regu...
Zhenming Chen, Evanthia Papadopoulou, Jinhui Xu
CORR
2007
Springer
132views Education» more  CORR 2007»
13 years 9 months ago
Fast Algorithm and Implementation of Dissimilarity Self-Organizing Maps
In many real-world applications, data cannot be accurately represented by vectors. In those situations, one possible solution is to rely on dissimilarity measures that enable a se...
Brieuc Conan-Guez, Fabrice Rossi, Aïcha El Go...
JDA
2008
88views more  JDA 2008»
13 years 9 months ago
Combinatorial 5/6-approximation of Max Cut in graphs of maximum degree 3
The best approximation algorithm for Max Cut in graphs of maximum degree 3 uses semidefinite programming, has approximation ratio 0.9326, and its running time is (n3.5 log n) ; bu...
Cristina Bazgan, Zsolt Tuza
JDA
2008
85views more  JDA 2008»
13 years 9 months ago
A robust randomized algorithm to perform independent tasks
The Do-All problem is about scheduling t similar and independent tasks to be performed by p processors prone to crashes. We assume that the distributed system is synchronous with ...
Bogdan S. Chlebus, Leszek Gasieniec, Dariusz R. Ko...
CORR
2007
Springer
82views Education» more  CORR 2007»
13 years 9 months ago
Mathematical analysis of the recoil growth algorithm to generate multi-polymer systems
The Recoil Growth algorithm, proposed in 1999 by Consta et al., is one of the most efficient algorithm available in the literature to sample from a multi-polymer system. While the ...
F. Simatos
JCP
2008
167views more  JCP 2008»
13 years 9 months ago
Accelerated Kernel CCA plus SVDD: A Three-stage Process for Improving Face Recognition
kernel canonical correlation analysis (KCCA) is a recently addressed supervised machine learning methods, which shows to be a powerful approach of extracting nonlinear features for...
Ming Li, Yuanhong Hao
CORR
2007
Springer
68views Education» more  CORR 2007»
13 years 9 months ago
An Improved Tight Closure Algorithm for Integer Octagonal Constraints
Integer octagonal constraints (a.k.a. Unit Two Variables Per Inequality or UTVPI integer constraints) constitute an interesting class of constraints for the representation and solu...
Roberto Bagnara, Patricia M. Hill, Enea Zaffanella
JCP
2008
171views more  JCP 2008»
13 years 9 months ago
Mining Frequent Subgraph by Incidence Matrix Normalization
Existing frequent subgraph mining algorithms can operate efficiently on graphs that are sparse, have vertices with low and bounded degrees, and contain welllabeled vertices and edg...
Jia Wu, Ling Chen