网址记录

https://www.coursera.org/    Take the world's best courses, online, for free.

http://www.jiayounet.com/study/jc/index.asp   我学网

矩阵知识 外国网址

http://www.ee.ic.ac.uk/hp/staff/dmb/matrix/index.html

http://www.psi.toronto.edu/matrix/intro.html#Intro

http://www.itongji.cn/article/091910962012.html  中国统计网

http://ai.arizona.edu/

http://www.researchgate.net/directory/publications/  查论文的网址