ご自由にお使いください。 https://qiita.com/advent-calendar/2012/machinelearning https://qiita.com/advent-calendar/2013/machinelearning https://qiita.com/advent-calendar/2014/machinelearning https://qiita.com/advent-calendar/2015/machinelearning https://qiita.com/advent-calendar/2016/machine-learning