matplotlib.pyplot.plot () Parameter Description
https://blog.csdn.net/sinat_36219858/article/details/79800460
Specific use of the MATLAB function fprintf
https://blog.csdn.net/u011089523/article/details/81045927
legend function
https://www.cnblogs.com/lihuidashen/p/3443526.html
Videos with three-dimensional curved surf Matlab function (detail)
https://blog.csdn.net/fantasy_94/article/details/95061722
MATLAB to learn and use: three-dimensional graphics rendering plot3 / mesh / surf
https://jingyan.baidu.com/article/46650658c65361f549e5f89d.html
Application of MATLAB in contour
https://mp.csdn.net/console/editor/html/104459854
Matlab in size () usage
https://blog.csdn.net/xingfuyusheng/article/details/88674860
matlab standard deviation STD () function usage
http://blog.sina.com.cn/s/blog_90f95e190102vg5q.html
