Ross Quinlan's personal homepageSoftware available for download: FOIL Release 6: (shell archive) FFOIL Release 2: (shell archive) C4.5 Release 8: (gzipped tar file) I no longer provide support for C4.5. Also, please note restrictions on distribution. C4.5 has been superseded by C5.0. Source code for C5.0 is available from Rulequest Research under the Gnu General Public Licence. You might also want to review a comparison of C4.5
