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AI Crash Course

AI Crash Course

By : Hadelin de Ponteves
4 (24)
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AI Crash Course

AI Crash Course

4 (24)
By: Hadelin de Ponteves

Overview of this book

Welcome to the Robot World … and start building intelligent software now! Through his best-selling video courses, Hadelin de Ponteves has taught hundreds of thousands of people to write AI software. Now, for the first time, his hands-on, energetic approach is available as a book. Starting with the basics before easing you into more complicated formulas and notation, AI Crash Course gives you everything you need to build AI systems with reinforcement learning and deep learning. Five full working projects put the ideas into action, showing step-by-step how to build intelligent software using the best and easiest tools for AI programming, including Python, TensorFlow, Keras, and PyTorch. AI Crash Course teaches everyone to build an AI to work in their applications. Once you've read this book, you're only limited by your imagination.
Table of Contents (17 chapters)
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16
Index

AI solution

As always, the AI solution for deep Q-learning consists of two parts:

  1. Brain – the neural network that will learn and take actions
  2. Experience replay memory – the memory that will store our experience; the neural network will learn from this memory

Let's tackle those now!

The brain

This part of the AI solution will be responsible for teaching, storing, and evaluating our neural network. To build it, we're going to use a CNN!

Why a CNN? When explaining the theory behind them, I mentioned that they're often used when "our environment as state returns images," and that's exactly what we're dealing with here. We've already established that the game state is going to be a stacked 3D array containing the last few game frames.

In the previous chapter, we discussed that a CNN takes a 2D image as input, not a stacked 3D array of images; but do you remember this graphic?

https://lh5.googleusercontent.com/qjfDY_d7Dvn92gkZ2KDpPAoy-SM_7AO8RExLTjtj-FYCQcCDVIrfSjvgslPBBT5kAneqJMRbJKAOikeslS-1T5TQaPDDxX338ko4DWQxi5xPggLbosb-p3tR8y5DDGp-blxs1aqj

Figure 4...

CONTINUE READING
83
Tech Concepts
36
Programming languages
73
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AI Crash Course
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