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Deep Learning avec Keras et TensorFlow
book

Deep Learning avec Keras et TensorFlow

by Aurélien Géron
May 2020
Intermediate to advanced
576 pages
26h 55m
French
Dunod
Content preview from Deep Learning avec Keras et TensorFlow
Chapitre 11 : Entraînement et déploiement à grande échelle de modèles TensorFlow
509
propre boucle d’entraînement, qui s’exécute de façon asynchrone
par rapport aux autres ouvriers. Lors de chaque itération
d’entraînement, un ouvrier reçoit son propre lot de données et
récupère la dernière version des paramètres du modèle à partir
des serveurs de paramètres. Il calcule ensuite les gradients de la
perte en fonction de ces paramètres et les envoie aux serveurs de
paramètres. Ceux-ci réalisent une étape de descente de gradient
à partir des gradients reçus. Cette stratégie est généralement plus
lente que la précédente et un peu plus difcile à déployer ...
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Publisher Resources

ISBN: 9782100805020