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BMCBI
2010
155views more  BMCBI 2010»
15 years 7 months ago
A flexible R package for nonnegative matrix factorization
Background: Nonnegative Matrix Factorization (NMF) is an unsupervised learning technique that has been applied successfully in several fields, including signal processing, face re...
Renaud Gaujoux, Cathal Seoighe
ATAL
2009
Springer
16 years 1 months ago
Easy and hard coalition resource game formation problems: a parameterized complexity analysis
Coalition formation is a key topic in multi–agent systems (mas). Coalitions enable agents to achieve goals that they may not have been able to achieve independently, and encoura...
Tammar Shrot, Yonatan Aumann, Sarit Kraus
IJCAI
1989
15 years 8 months ago
Formal Properties and Implementation of Bidirectional Charts
Several theories of grammar currently converge toward inserting subcategorization information within lexical entries. Such a tendency would benefit from a parsing algorithm able t...
Giorgio Satta, Oliviero Stock
GECCO
2007
Springer
194views Optimization» more  GECCO 2007»
16 years 1 months ago
Hybrid coevolutionary algorithms vs. SVM algorithms
As a learning method support vector machine is regarded as one of the best classifiers with a strong mathematical foundation. On the other hand, evolutionary computational techniq...
Rui Li, Bir Bhanu, Krzysztof Krawiec
ICMCS
2005
IEEE
100views Multimedia» more  ICMCS 2005»
16 years 12 days ago
Fuzzy image segmentation using shape information
Results of any clustering algorithm are highly sensitive to features that limit their generalization and hence provide a strong motivation to integrate shape information into the ...
Mohammed Ameer Ali, Gour C. Karmakar, Laurence S. ...