http://vision.middlebury.edu/stereo/
http://cmp.felk.cvut.cz/~stereo/
http://users.cecs.anu.edu.au/~hartley/
http://www.robots.ox.ac.uk/%7Evgg/
https://www.peterkovesi.com/index.html
http://www.cs.ubc.ca/%7Elowe/
http://www.cs.unc.edu/%7Emarc/tutorial/node3.html
http://www.cs.unc.edu/%7Emarc/index.html