May 2020
Intermediate to advanced
576 pages
26h 55m
French
Content preview from Deep Learning avec Keras et TensorFlow
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2.1 Du biologique à l’artificiel
55
© Dunod – Toute reproduction non autorisée est un délit.
couche est une couche intégralement connectée, ou couche dense. Les entrées du per-
ceptron sont transmises à des neurones intermédiaires particuliers appelés neurones
d’entrée
: ils se contentent de sortir l’entrée qui leur a été fournie. L’ensemble des neu-
rones d’entrée forment la couche d’entrée. Là encore, une caractéristique de biais est
souvent ajoutée (x
0
= 1). Elle est généralement représentée à l’aide d’un neurone de
type particulier appelé neurone de terme constant, ou neurone de biais, dont la sortie est
toujours1. Un perceptron doté de deux ...
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