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Deep Learning illustriert
book

Deep Learning illustriert

by Jon Krohn, Grant Beyleveld, Aglaé Bassens
August 2020
Intermediate to advanced
472 pages
13h 13m
German
dpunkt
Content preview from Deep Learning illustriert

7Künstliche neuronale Netze

In Kapitel 6 haben wir die Feinheiten künstlicher Neuronen untersucht. In diesem Kapitel werden wir nun darauf aufbauen und uns anschauen, wie die einzelnen Elemente zu künstlichen neuronalen Netzen und damit auch zu Deep-Learning-Netzen verknüpft werden.

7.1Die Eingabeschicht

In unserem Jupyter-Notebook Shallow Net in Keras (dessen schematische Darstellung Sie in Abbildung 5–4 finden) schufen wir ein künstliches neuronales Netzwerk mit den folgenden Schichten:

  1. einer Eingabeschicht, die aus 784 Neuronen besteht, nämlich einem Neuron für jedes der 784 Pixel in einem MNIST-Bild
  2. einer verborgenen Schicht aus 64 Sigmoid-Neuronen
  3. einer Ausgabeschicht aus 10 Softmax-Neuronen, einem für jede der 10 Ziffernklassen

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Publisher Resources

ISBN: 9781098125776