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Chapter 17 - Building an Autonomous Car in Under an Hour: Reinforcement Learning with AWS DeepRacer

Note: All images in this directory, unless specified otherwise, are licensed under CC BY-NC 4.0.

Figure List

Figure number Description
17-1 The AWS DeepRacer one-eighteenth-scale autonomous car
17-2 The AWS login console
17-3 Workflow for training the AWS DeepRacer model
17-4 Creating a model on the AWS DeepRacer console
17-5 Track selection on the AWS DeepRacer console
17-6 Defining the action space on the AWS DeepRacer console
17-7 Reward function parameters (a more in-depth review of these parameters is available in the documentation)
17-8 Visual explanation of some of the reward function parameters
17-9 An example reward function
17-10 Training graph and simulation video stream on the AWS DeepRacer console
17-11 Model evaluation page on the AWS DeepRacer console
17-12 Reinforcement learning theory basics in a nutshell
17-13 The DeepRacer training flow
17-14 Illustration of an agent exploring during an episode
17-15 Illustration of different paths to the goal
17-16 Training process for the vanilla policy gradient algorithm
17-17 Training using the PPO algorithm
17-18 Heatmap visualization for the example centerline reward function
17-19 Speed heatmap of an evaluation run; (left) evaluation lap with the basic example reward function, (right) faster lap with modified reward function
17-20 The test track layout
17-21 The Model upload menu on the AWS DeepRacer car web console
17-22 Driving mode selection menu on the AWS DeepRacer car web console
17-23 Model selection menu on AWS DeepRacer car web console
17-24 GradCAM heatmaps for AWS DeepRacer navigation
17-25 Duckietown at the AI Driving Olympics
17-26 Robocar from Roborace designed by Daniel Simon (image courtesy of Roborace)