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» Continuous Functions on Final Coalgebras
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KDD
1995
ACM
98views Data Mining» more  KDD 1995»
14 years 3 days ago
Optimization and Simplification of Hierarchical Clusterings
Clustering is often used to discover structure in data. Clustering systems differ in the objective function used to evaluate clustering quality and the control strategy used to se...
Douglas Fisher
WSC
1997
13 years 10 months ago
A Simulation-Based Production Testbed
Researchers at the National Institute of Standards and Technology have been developing a simulation-based production testbed. This testbed contains continuous simulation models of...
Albert Jones, Michael Iuliano
ICML
2010
IEEE
13 years 9 months ago
Multi-Task Learning of Gaussian Graphical Models
We present multi-task structure learning for Gaussian graphical models. We discuss uniqueness and boundedness of the optimal solution of the maximization problem. A block coordina...
Jean Honorio, Dimitris Samaras
MP
2006
175views more  MP 2006»
13 years 8 months ago
Conditional Value-at-Risk in Stochastic Programs with Mixed-Integer Recourse
In classical two-stage stochastic programming the expected value of the total costs is minimized. Recently, mean-risk models - studied in mathematical finance for several decades -...
Rüdiger Schultz, Stephan Tiedemann
NC
2002
210views Neural Networks» more  NC 2002»
13 years 8 months ago
Recent approaches to global optimization problems through Particle Swarm Optimization
This paper presents an overview of our most recent results concerning the Particle Swarm Optimization (PSO) method. Techniques for the alleviation of local minima, and for detectin...
Konstantinos E. Parsopoulos, Michael N. Vrahatis