TERMIUM Plus®

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LOCAL MINIMUM [1 record]

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Record 1 1992-10-17

English

Subject field(s)
  • Artificial Intelligence
CONT

once a network settles on a minimum, whether local or global, learning ceases. If a local minimum is reached, the error at the network outputs may still be unacceptably high. Fortunately, this problem does not appear ;to cause much difficulty in practice.

French

Domaine(s)
  • Intelligence artificielle
CONT

La surface de la fonction d'erreur présente des caractéristiques peu satisfaisantes pour effectuer une descente de gradient : minima locaux, qui empêchent la convergence de l'algorithme, plateaux où les pentes sont très faibles, etc.

CONT

Dans la pratique, le problème des minima locaux est assez rarement rencontré.

Spanish

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