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Hands-On Vision and Behavior for Self-Driving Cars

You're reading from   Hands-On Vision and Behavior for Self-Driving Cars Explore visual perception, lane detection, and object classification with Python 3 and OpenCV 4

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Product type Paperback
Published in Oct 2020
Publisher Packt
ISBN-13 9781800203587
Length 374 pages
Edition 1st Edition
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Authors (2):
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Krishtof Korda Krishtof Korda
Author Profile Icon Krishtof Korda
Krishtof Korda
Luca Venturi Luca Venturi
Author Profile Icon Luca Venturi
Luca Venturi
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Table of Contents (17) Chapters Close

Preface 1. Section 1: OpenCV and Sensors and Signals
2. Chapter 1: OpenCV Basics and Camera Calibration FREE CHAPTER 3. Chapter 2: Understanding and Working with Signals 4. Chapter 3: Lane Detection 5. Section 2: Improving How the Self-Driving Car Works with Deep Learning and Neural Networks
6. Chapter 4: Deep Learning with Neural Networks 7. Chapter 5: Deep Learning Workflow 8. Chapter 6: Improving Your Neural Network 9. Chapter 7: Detecting Pedestrians and Traffic Lights 10. Chapter 8: Behavioral Cloning 11. Chapter 9: Semantic Segmentation 12. Section 3: Mapping and Controls
13. Chapter 10: Steering, Throttle, and Brake Control 14. Chapter 11: Mapping Our Environments 15. Assessments 16. Other Books You May Enjoy

Detecting pedestrians, vehicles, and traffic lights with SSD

When a self-driving car is on a road, it surely needs to know where the lanes are and detect obstacles (including people!) that can be present on the road, and it also needs to detect traffic signs and traffic lights.

In this chapter, we will take a big step forward, as we will learn how to detect pedestrians, vehicles, and traffic lights, including the traffic light colors. We will use Carla to generate the images that we need.

Solving our task is a two-step process:

  1. Firstly, we will detect vehicles, pedestrians, and traffic lights (no color information), where we will use a pre-trained neural network called SSD.
  2. Then, we will detect the color of the traffic lights, where we will need to train a neural network starting from a pre-trained neural network called Inception v3, using a technique called transfer learning, and we will also need to collect a small dataset.

So, let's begin by using Carla...

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