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Category: Seminar

Creative Discovery in Lexical Ontologies

Nuno Seco, University College Dublin – Abstract: Compound terms play a surprisingly key role in the organization of lexical ontologies. However, their inclusion forces one to address the issues of completeness and consistency that naturally arise from this organizational role. In this paper we show…

Feature Selection for Supervised Learning

Mário Figueiredo, Instituto de Telecomunicações (IT) – Abstract: It has recently been shown that feature selection in supervised learning can be embedded in the learning algorithm by using sparsity-promoting priors/penalties that encourage the coefficient estimates to be either significantly large or exactly zero. In the…

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