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Computer Vision with Python 3.pdf

Python语言基础

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  • 开发语言:Python
  • 实例大小:9.94M
  • 下载次数:13
  • 浏览次数:142
  • 发布时间:2020-12-26
  • 实例类别:Python语言基础
  • 发 布 人:gong33
  • 文件格式:.pdf
  • 所需积分:4

实例介绍

【实例简介】

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【核心代码】

Table of Contents
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the example code
Downloading the color images of this book
Errata
Piracy
Questions
1. Introduction to Image Processing
Image processing - its applications
Image processing libraries
Pillow
Installation
Getting started with pillow
Reading an image
Writing or saving an image
Cropping an image
Changing between color spaces
Geometrical transformation
Image enhancement
Introduction to scikit-image
Installation
Getting started with scikit-image
Summary
2. Filters and Features
Image derivatives
Kernels
Convolution
Understanding image filters
Gaussian blur
Median filter
Dilation and erosion
Erosion
Dilation
Custom filters
Image thresholding
Edge detection
Sobel edge detector
Why have pixels with large gradient values?
Canny edge detector
Hough line
Hough circle
Summary
3. Drilling Deeper into Features - Object Detection
Revisiting image features
Harris corner detection
Local Binary Patterns
Oriented FAST and Rotated BRIEF (ORB)
oFAST – FAST keypoint orientation
FAST detector
Orientation by intensity centroid
rBRIEF – Rotation-aware BRIEF
Steered BRIEF
Variance and correlation
Image stitching
Summary
4. Segmentation - Understanding Images Better
Introduction to segmentation
Contour detection
The Watershed algorithm
Superpixels
Normalized graph cut
Summary
5. Integrating Machine Learning with Computer Vision
Introduction to machine learning
Data preprocessing
Image translation through random cropping
Image rotation and scaling
Scikit-learn (sklearn)
Applications of machine learning for computer vision
Logistic regression
Support vector machines
K-means clustering
Summary
6. Image Classification Using Neural Networks
Introduction to neural networks
Design of a basic neural network
Training a network
MNIST digit classification using neural networks
Playing with hidden layers
Convolutional neural networks
Challenges in machine learning
Summary
7. Introduction to Computer Vision using OpenCV
Installation
macOS
Windows
Linux
OpenCV APIs
Reading an image
Writing/saving the image
Changing the color space
Scaling
Cropping the image
Translation
Rotation
Thresholding
Filters
Gaussian blur
Median blur
Morphological operations
Erosion
Dilation
Edge detection
Sobel edge detection
Canny edge detector
Contour detection
Template matching
Summary
8. Object Detection Using OpenCV
Haar Cascades
Integral images
Scale Invariant Feature Transformation (SIFT)
Algorithm behind SIFT
Scale-space extrema detection
Keypoint localization
Orientation assignment
Keypoint descriptor
Speeded up robust features
Detecting SURF keypoints
SURF keypoint descriptors
Orientation assignment
Descriptor based on Haar wavelet response
Summary
9. Video Processing Using OpenCV
Reading/writing videos
Reading a video
Writing a video
Basic operations on videos
Converting to grayscale
Color tracking
Object tracking
Kernelized Correlation Filter (KCF)
Lucas Kanade Tracker (LK Tracker)
Summary
10. Computer Vision as a Service
Computer vision as a service – architecture overview
Environment setup
http-server
virtualenv
flask
Developing a server-client model
Client
Server
Computer vision engine
Putting it all together
Client
Server
Summary

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