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» Problem Structure in the Presence of Perturbations
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GECCO
2008
Springer
128views Optimization» more  GECCO 2008»
14 years 11 months ago
A tree-based GA representation for the portfolio optimization problem
Recently, a number of works have been done on how to use Genetic Algorithms to solve the Portfolio Optimization problem, which is an instance of the Resource Allocation problem cl...
Claus de Castro Aranha, Hitoshi Iba
IOR
2010
112views more  IOR 2010»
14 years 8 months ago
New Policies for the Stochastic Inventory Control Problem with Two Supply Sources
We study an inventory system under periodic review in the presence of two suppliers (or delivery modes). The emergency supplier has a shorter lead-time than the regular supplier, ...
Anshul Sheopuri, Ganesh Janakiraman, Sridhar Sesha...
ICCV
2007
IEEE
15 years 12 months ago
Embedded Profile Hidden Markov Models for Shape Analysis
An ideal shape model should be both invariant to global transformations and robust to local distortions. In this paper we present a new shape modeling framework that achieves both...
Rui Huang, Vladimir Pavlovic, Dimitris N. Metaxas
ICIP
2006
IEEE
15 years 11 months ago
A Profile Hidden Markov Model Framework for Modeling and Analysis of Shape
In this paper we propose a new framework for modeling 2D shapes. A shape is first described by a sequence of local features (e.g., curvature) of the shape boundary. The resulting ...
Rui Huang, Vladimir Pavlovic, Dimitris N. Metaxas
CORR
2010
Springer
135views Education» more  CORR 2010»
14 years 10 months ago
Optimal Design of a Molecular Recognizer: Molecular Recognition as a Bayesian Signal Detection Problem
Numerous biological functions--such as enzymatic catalysis, the immune response system, and the DNA-protein regulatory network--rely on the ability of molecules to specifically rec...
Yonatan Savir, Tsvi Tlusty