TERMIUM Plus^®

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An ordered network of concepts or objects in which some are subordinate to others. Hierarchies occur in biological taxonomies and corporate organizational charts. Hierarchies ordinarily imply inheritance; and, thus, objects or concepts higher in the organization "contain" the objects or concepts that were beneath them. "Tangled hierarchies" occur when more than one higher-level entity inherits characteristics from a single lower-level entity.  2, fiche 1, Anglais, - concept%20hierarchy

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Conceptual clustering. The system uses probabilities to direct its search through the space of conceptual hierarchies.  3, fiche 1, Anglais, - concept%20hierarchy

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Une hiérarchie de concepts couvre tous les concepts décrits dans un regroupement conceptuel et optimise la fonction d'évaluation d'un algorithme d'apprentissage.  2, fiche 1, Français, - hi%C3%A9rarchie%20d%27objets

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