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Hands-On Neural Networks with TensorFlow 2.0

You're reading from   Hands-On Neural Networks with TensorFlow 2.0 Understand TensorFlow, from static graph to eager execution, and design neural networks

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Product type Paperback
Published in Sep 2019
Publisher Packt
ISBN-13 9781789615555
Length 358 pages
Edition 1st Edition
Languages
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Author (1):
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Paolo Galeone Paolo Galeone
Author Profile Icon Paolo Galeone
Paolo Galeone
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Table of Contents (15) Chapters Close

Preface 1. Section 1: Neural Network Fundamentals
2. What is Machine Learning? FREE CHAPTER 3. Neural Networks and Deep Learning 4. Section 2: TensorFlow Fundamentals
5. TensorFlow Graph Architecture 6. TensorFlow 2.0 Architecture 7. Efficient Data Input Pipelines and Estimator API 8. Section 3: The Application of Neural Networks
9. Image Classification Using TensorFlow Hub 10. Introduction to Object Detection 11. Semantic Segmentation and Custom Dataset Builder 12. Generative Adversarial Networks 13. Bringing a Model to Production 14. Other Books You May Enjoy

Codebase migration

As we have already seen, TensorFlow 2.0 brings a lot of breaking changes, which means that we have to relearn how to use the framework. TensorFlow 1.x is the most widely used machine learning framework and so there is a lot of existing code that needs to be upgraded.

The TensorFlow engineers developed a conversion tool that can help in the conversion process: unfortunately, it relies on the tf.compat.v1 module, and it does not remove the graph nor the session execution. Instead, it just rewrites the code, prefixing it using tf.compat.v1, and applies some source code transformations to fix some easy API changes.

However, it is a good starting point to migrate a whole codebase. In fact, the suggested migration process is as follows:

  1. Run the migration script.
  2. Manually remove every tf.contrib symbol, looking for the new location of the project that was used in...
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