250. Reference "Pattern Recognition and Machine Learning" Christopher M. Bishop Springer; 1st ed. 2006. Corr. 2nd printing edition (October 1, 2007) "Truth and Probability" Frank Plumpton Ramsey (1926) "The physical basis of IMRT and inverse planning" S Webb British Journal of Radiology (2003) 76, 678-689 251. Wikipedia 渡辺慧 http://ja.wikipedia.org/wiki/%E6%B8%A1%E8%BE%BA%E6%85 %A7 『No Free Lunch T