Ruby versions of the programs in the book A Programmer's Guide To Data Mining. The book's website is http://guidetodatamining.com/
Data file Chapter-2/BX-Dump/BX-Books.csv is not uploaded to this repository due to Github's recommended maximum file size of 50 MB. You can download the file from the book's website as part of BX-Dump.zip or from https://www.mediafire.com/?87xg4iso3q1745h