Book Image

Deep Learning with TensorFlow and Keras – 3rd edition - Third Edition

By : Amita Kapoor, Antonio Gulli, Sujit Pal
5 (2)
Book Image

Deep Learning with TensorFlow and Keras – 3rd edition - Third Edition

5 (2)
By: Amita Kapoor, Antonio Gulli, Sujit Pal

Overview of this book

Deep Learning with TensorFlow and Keras teaches you neural networks and deep learning techniques using TensorFlow (TF) and Keras. You'll learn how to write deep learning applications in the most powerful, popular, and scalable machine learning stack available. TensorFlow 2.x focuses on simplicity and ease of use, with updates like eager execution, intuitive higher-level APIs based on Keras, and flexible model building on any platform. This book uses the latest TF 2.0 features and libraries to present an overview of supervised and unsupervised machine learning models and provides a comprehensive analysis of deep learning and reinforcement learning models using practical examples for the cloud, mobile, and large production environments. This book also shows you how to create neural networks with TensorFlow, runs through popular algorithms (regression, convolutional neural networks (CNNs), transformers, generative adversarial networks (GANs), recurrent neural networks (RNNs), natural language processing (NLP), and graph neural networks (GNNs)), covers working example apps, and then dives into TF in production, TF mobile, and TensorFlow with AutoML.
Table of Contents (23 chapters)
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Index

Transformers’ architectures

In this section, we have provided a high-level overview of both the most important architectures used by transformers and of the different ways used to compute attention.

Categories of transformers

In this section, we are going to classify transformers into different categories. The next paragraph will introduce the most common transformers.

Decoder or autoregressive

A typical example is a GPT (Generative Pre-Trained) model, which you can learn more about in the GPT-2 and GPT-3 sections later in this chapter, or refer to https://openai.com/blog/language-unsupervised). Autoregressive models use only the decoder of the original transformer model, with the attention heads that can only see what is before in the text and not after with a masking mechanism used on the full sentence. Autoregressive models use pretraining to guess the next token after observing all the previous ones. Typically, autoregressive models are used for Natural...