User:Jarle Pahr/Text processing

Notes on text processing tools:

http://nltk.org/

http://stackoverflow.com/questions/3788870/how-to-check-if-a-word-is-an-english-word-with-python

Cryptography

http://scottbryce.com/cryptograms/stats.htm

Polyphonic ciphers: https://www.researchgate.net/publication/41153083_Another_Polyphonic_Cipher

Polyphonic ciphers are ciphers in which a single cipher character may encode several plaintext characters.

http://digitalcommons.butler.edu/cgi/viewcontent.cgi?article=2246&context=wordways

Polyalphabetic substitution: http://www.math.cornell.edu/~mec/2003-2004/cryptography/polyalpha/polyalpha.html

http://rumkin.com/tools/cipher/substitution.php