Genetic Algorithms

http://www.keithschwarz.com/darts-dice-coins/

Photogrammetry

http://wedidstuff.heavyimage.com/index.php/2013/07/12/open-source-photogrammetry-workflow/

http://ccwu.me/vsfm/

http://www.agisoft.ru/products/photoscan/standard/ (179USD - 26092014)