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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
26
Chapitre 1. Les fondamentaux du Machine Learning
Ce n’est pas mal ! Le modèle donne l’estimation = 0,56 x
1
2
+ 0,93 x
1
+ 1,78 alors
que la fonction d’origine était y = 0,5 x
1
2
+ 1,0 x
1
+ 2,0 + bruit gaussien.
Notez que lorsqu’il y a des variables multiples, la régression polynomiale est
capable de mettre en évidence des relations entre ces variables (ce que ne peut pas
faire un modèle de régression linéaire simple). Ceci est rendu possible par le fait que
PolynomialFeatures ajoute toutes les combinaisons de variables jusqu’à un cer
-
tain degré. Si vous avez par exemple deux variables a et b, PolynomialFeatures
avec degree=3 ne va pas seulement ...
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Publisher Resources

ISBN: 9782100805020