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» Approximate Expectation Maximization
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ENTCS
2002
207views more  ENTCS 2002»
15 years 3 months ago
Efficient Algorithms for the Maximum Subarray Problem by Distance Matrix Multiplication
We design an efficient algorithm that maximizes the sum of array elements of a subarray of a two-dimensional array. The solution can be used to find the most promising array porti...
Tadao Takaoka
AUTOMATICA
2008
108views more  AUTOMATICA 2008»
15 years 2 months ago
Hedging global environment risks: An option based portfolio insurance
This paper introduces a financial hedging model for global environment risks. Our approach is based on portfolio insurance under hedging constraints. Investors are assumed to maxi...
André de Palma, Jean-Luc Prigent
SIGDIAL
2010
15 years 1 months ago
Cooperative User Models in Statistical Dialog Simulators
Statistical user simulation is a promising methodology to train and evaluate the performance of (spoken) dialog systems. We work with a modular architecture for data-driven simula...
Meritxell González, Silvia Quarteroni, Gius...
COCOON
2005
Springer
15 years 8 months ago
A PTAS for a Disc Covering Problem Using Width-Bounded Separators
In this paper, we study the following disc covering problem: Given a set of discs of various radii on the plane, find a subset of discs to maximize the area covered by exactly on...
Zhixiang Chen, Bin Fu, Yong Tang, Binhai Zhu
170
Voted
FOGA
2011
14 years 6 months ago
The logarithmic hypervolume indicator
It was recently proven that sets of points maximizing the hypervolume indicator do not give a good multiplicative approximation of the Pareto front. We introduce a new “logarith...
Tobias Friedrich, Karl Bringmann, Thomas Voß...