Opinion Miner

http://www.ph.biu.ac.il/faculty/kanter/BW.pdf

http://mat.gsia.cmu.edu/classes/QUANT/

http://www.kernel-methods.net/software.html

http://people.sc.fsu.edu/~jburkardt/html/linear_glossary.html

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

P(B, A|C) = P(A|B,C) · P(B|C) Reference: http://kochanski.org/gpk/teaching/0401Oxford/Bayes.pdf