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Constant code

：： Include Constant theory Series with the Code on the actual battle series , An algorithm , From theory to coding , Bloggers teach carefully . Hang Dao immediately , See skill .
：： Constant code , It's for the general ！
：： The general , Please put on the code ！

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1 3D reconstruction series

1.1 Basic knowledge series

1. Coordinate system and transformation relationship in binocular stereo vision
2. Kernel constraint in binocular stereo matching [ Epipolar constraints ]
3. Detailed explanation of binocular stereo matching steps
4. Easily master the geometric basis of computer vision 3D reconstruction ： Coordinate system and key matrix （ Basic matrix 、 The essential matrix 、 Homography matrix ）
5【 Technical genre 】 Teach you to improve the accuracy of binocular stereo vision system ！
6 Understand rotation matrix from the perspective of base transformation R
7【 Technical genre 】 Spatial accuracy of binocular stereo vision system ： Accurate quantitative analysis ！

1.2 Stereo matching series

1.2.1 SGM series

Theory constant Talk Series

【 Constant theory 】【 Stereo matching series 】 classic SGM：（1） Mutual information of matching cost calculation （MI）
【 Constant theory 】【 Stereo matching series 】 classic SGM：（2） Calculation of matching cost Census Transformation
【 Constant theory 】【 Stereo matching series 】 classic SGM：（3） Cost aggregation （Cost Aggregation）
【 Constant theory 】【 Stereo matching series 】 classic SGM：（4） Parallax calculation 、 Parallax optimization

Code combat series

【 Code on the actual battle 】【 Stereo matching series 】 classic SGM：（1） Framework and class design
【 Code on the actual battle 】【 Stereo matching series 】 classic SGM：（2） Cost calculation
【 Code on the actual battle 】【 Stereo matching series 】 classic SGM：（3） Cost aggregation
【 Code on the actual battle 】【 Stereo matching series 】 classic SGM：（4） Cost aggregation 2
【 Code on the actual battle 】【 Stereo matching series 】 classic SGM：（5） Parallax optimization
【 Code on the actual battle 】【 Stereo matching series 】 classic SGM：（6） Parallax filling
【 Code on the actual battle 】【 Stereo matching series 】 classic SGM：（7） Weak texture Optimization

1.2.2 PatchMatch series

Theory constant Talk Series

【 Constant theory 】【 Stereo matching series 】 classic PatchMatch: （1）Slanted support windows Inclined support window model
【 Constant theory 】【 Stereo matching series 】 classic PatchMatch: （2） be based on PatchMatch Parallax estimation
【 Constant theory 】【 Stereo matching series 】 classic PatchMatch: （3） post-processing （ Consistency check and parallax filling ）

Code combat series

【 Code on the actual battle 】【 Stereo matching series 】 classic PatchMatch: （1） frame
【 Code on the actual battle 】【 Stereo matching series 】 classic PatchMatch: （2） The main class
【 Code on the actual battle 】【 Stereo matching series 】 classic PatchMatch: （3） Random initialization
【 Code on the actual battle 】【 Stereo matching series 】 classic PatchMatch: （4） Cost calculation
【 Code on the actual battle 】【 Stereo matching series 】 classic PatchMatch: （5） Iterative propagation
【 Code on the actual battle 】【 Stereo matching series 】 classic PatchMatch: （6） post-processing

1.2.3 AD-Census series

Theory constant Talk Series

【 Constant theory 】【 Stereo matching series 】 classic AD-Census: （1） Cost calculation
【 Constant theory 】【 Stereo matching series 】 classic AD-Census: （2） Cross domain cost aggregation （Cross-based Cost Aggregation）
【 Constant theory 】【 Stereo matching series 】 classic AD-Census: （3） Scan line optimization （Scanline Optimization）
【 Constant theory 】【 Stereo matching series 】 classic AD-Census: （4） Multistep parallax optimization

Code combat series

【 Code on the actual battle 】【 Stereo matching series 】 classic AD-Census: （1） frame
【 Code on the actual battle 】【 Stereo matching series 】 classic AD-Census: （2） The main class
【 Code on the actual battle 】【 Stereo matching series 】 classic AD-Census: （3） Cost calculation
【 Code on the actual battle 】【 Stereo matching series 】 classic AD-Census: （4） Cross domain cost aggregation
【 Code on the actual battle 】【 Stereo matching series 】 classic AD-Census: （5） Scan line optimization
【 Code on the actual battle 】【 Stereo matching series 】 classic AD-Census: （6） Multistep parallax optimization

1.3 Introduction to stereo vision series

1. Introduction to stereo vision （1）： Coordinate system and camera parameters
2. Introduction to stereo vision （2）： Key matrix
3. Introduction to stereo vision （3）： Zhang calibration method of camera calibration

1.4 Depth sensor series

1. Structured light scanner （ Wikipedia full translation ）
2. TOF The camera （Time of Fight Camera）（ Wikipedia full translation ）

2 Efficiency optimization series

2.1 Multithreading series

1. C/C++ Muti-Thread Multi thread programming learning （ And ） Threads Thread | establish 、 function 、 end

2.2 GPU series

1.【 meet CUDA】 faster , Please improve the efficiency of data transmission ！
2.【 meet CUDA】CUDA Overview of key points for improving algorithm efficiency
3.【 meet CUDA】 Thread model and memory model
4. Let's play one. GPU Version of SGM, See if you can win KITTI Acquisition vehicle

3 Development experience series

1. C++ Study | C++ Implement Use | eliminate warning C4251 | Compact library interface
2. Don't exclude Chinese Notes
3. Visual Studio C++ Remote debugging
4. Software development documentation （ And ） A schematic diagram | clear
5. Play games and reduce the frequency ？ Running points is not good ？ Give you the CPU Depressurization , Speed up ！
6. OpenSceneGraph | OSG How to store texture osgb Format can save space
7. The use of stack memory by recursive functions
8. Close test effectively , Perfect solution Github Unable to access and do not display pictures

4 Program life series

1. Starting point for dream building
2. First know stereo matching
3. Let's have a formula
4. Visual stereo matching Jianghu
5. Algorithm efficiency optimization fun

About bloggers ：
Ethan Li Li Yingsong （ You know ： Li Yingsong ）
Wuhan University Doctor of photogrammetry and remote sensing

Main direction Stereo matching 、 Three dimensional reconstruction

2019 Won the first prize of scientific and technological progress in surveying and mapping in （ Provincial and ministerial level ）

Love 3D , Love sharing , Love open source
GitHub： https://github.com/ethan-li-coding
mailbox ：[email protected]

Personal wechat ：

Welcome to exchange ！

Pay attention to bloggers and don't get lost , thank ！
Blog home page ：https://ethanli.blog.csdn.net