更新时间：2021-07-09 21:49:00
coverpage
OpenCV with Python Blueprints
Credits
About the Author
About the Reviewers
www.PacktPub.com
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Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the color images of this book
Chapter 1. Fun with Filters
Planning the app
Creating a black-and-white pencil sketch
Generating a warming/cooling filter
Cartoonizing an image
Putting it all together
Summary
Chapter 2. Hand Gesture Recognition Using a Kinect Depth Sensor
Setting up the app
Tracking hand gestures in real time
Hand region segmentation
Hand shape analysis
Hand gesture recognition
Chapter 3. Finding Objects via Feature Matching and Perspective Transforms
Tasks performed by the app
The process flow
Feature extraction
Feature matching
Feature tracking
Seeing the algorithm in action
Chapter 4. 3D Scene Reconstruction Using Structure from Motion
Camera calibration
Estimating the camera motion from a pair of images
Reconstructing the scene
3D point cloud visualization
Chapter 5. Tracking Visually Salient Objects
Visual saliency
Mean-shift tracking
Chapter 6. Learning to Recognize Traffic Signs
Supervised learning
The GTSRB dataset
Support Vector Machine
Chapter 7. Learning to Recognize Emotions on Faces
Face detection
Facial expression recognition
Index
