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Hands-On Neural Networks with Keras

You're reading from   Hands-On Neural Networks with Keras Design and create neural networks using deep learning and artificial intelligence principles

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Product type Paperback
Published in Mar 2019
Publisher Packt
ISBN-13 9781789536089
Length 462 pages
Edition 1st Edition
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Author (1):
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Niloy Purkait Niloy Purkait
Author Profile Icon Niloy Purkait
Niloy Purkait
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Table of Contents (16) Chapters Close

Preface 1. Section 1: Fundamentals of Neural Networks FREE CHAPTER
2. Overview of Neural Networks 3. A Deeper Dive into Neural Networks 4. Signal Processing - Data Analysis with Neural Networks 5. Section 2: Advanced Neural Network Architectures
6. Convolutional Neural Networks 7. Recurrent Neural Networks 8. Long Short-Term Memory Networks 9. Reinforcement Learning with Deep Q-Networks 10. Section 3: Hybrid Model Architecture
11. Autoencoders 12. Generative Networks 13. Section 4: Road Ahead
14. Contemplating Present and Future Developments 15. Other Books You May Enjoy

Designing the discriminator module

Next, we continue our journey designing the discriminator module, which will be responsible for telling the real images from the fake ones supplied by the generator module we just designed. The concept behind the architecture is quite similar to that of the generator, with some key differences. The discriminator network receives images of a 32 x 32 x 3 dimension, which it then transforms into various representations as information propagates through deeper layers, until the dense classification layer is reached, equipped with one neuron and a sigmoid activation function. It has one neuron, since we are dealing with the binary classification task of distinguishing fake from real. The sigmoid function ensures a probabilistic output between 0 and 1, indicating how fake or real the network thinks a given image may be. Do also note the inclusion of...

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