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ISDA
2009
IEEE
16 years 1 months ago
Clustering-Based Feature Selection in Semi-supervised Problems
— In this contribution a feature selection method in semi-supervised problems is proposed. This method selects variables using a feature clustering strategy, using a combination ...
Ianisse Quinzán, José Manuel Sotoca,...
MST
2006
99views more  MST 2006»
15 years 6 months ago
Complexity of the Exact Domatic Number Problem and of the Exact Conveyor Flow Shop Problem
We prove that the exact versions of the domatic number problem are complete for the levels of the boolean hierarchy over NP. The domatic number problem, which arises in the area of...
Tobias Riege, Jörg Rothe
AMC
2005
123views more  AMC 2005»
15 years 6 months ago
Iterative methods for Robbins problems
Preconditioned iterative methods are described for the solution of an elliptic partial differential equation over an unit square region with Robbins boundary conditions. Transform...
Andy C. Ho, Michael K. Ng
CDC
2010
IEEE
101views Control Systems» more  CDC 2010»
15 years 1 months ago
Maintaining connectivity among multiple agents in cyclic pursuit: A geometric approach
This paper studies the connectivity maintenance problem in linear and nonlinear cyclic pursuit, when different control gains are assigned to each agent. Feasibility/infeasibility c...
Fabio Morbidi, Antonio Giannitrapani, Domenico Pra...
APAL
2006
73views more  APAL 2006»
15 years 6 months ago
Compactness in locales and in formal topology
If a locale is presented by a "flat site", it is shown how its frame can be presented by generators and relations as a dcpo. A necessary and sufficient condition is deri...
Steven J. Vickers