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Machine Learning Using TensorFlow Cookbook

You're reading from   Machine Learning Using TensorFlow Cookbook Create powerful machine learning algorithms with TensorFlow

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Product type Paperback
Published in Feb 2021
Publisher Packt
ISBN-13 9781800208865
Length 416 pages
Edition 1st Edition
Languages
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Authors (3):
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Konrad Banachewicz Konrad Banachewicz
Author Profile Icon Konrad Banachewicz
Konrad Banachewicz
Luca Massaron Luca Massaron
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Luca Massaron
Alexia Audevart Alexia Audevart
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Alexia Audevart
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Toc

Table of Contents (15) Chapters Close

Preface 1. Getting Started with TensorFlow 2.x 2. The TensorFlow Way FREE CHAPTER 3. Keras 4. Linear Regression 5. Boosted Trees 6. Neural Networks 7. Predicting with Tabular Data 8. Convolutional Neural Networks 9. Recurrent Neural Networks 10. Transformers 11. Reinforcement Learning with TensorFlow and TF-Agents 12. Taking TensorFlow to Production 13. Other Books You May Enjoy
14. Index

Understanding loss functions in linear regression

It is important to know the effect of loss functions in algorithm convergence. Here, we will illustrate how the L1 and L2 loss functions affect convergence and predictions in linear regression. This is the first customization that we are applying to our canned Keras Estimator. More recipes in this chapter will enhance that initial Estimator by adding more functionality.

Getting ready

We will use the same Boston Housing dataset as in the previous recipe, as well as utilize the following functions:

* define_feature_columns_layers
* make_input_fn
* create_interactions

However, we will change our loss functions and learning rates to see how convergence changes.

How to do it...

We proceed with the recipe as follows:

The start of the program is the same as the last recipe. We therefore load the necessary packages and also we download the Boston Housing dataset, if it is not already available:

import tensorflow...
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