Estimation of the Error Factors in Programming Exercises Based on Dynamic Revisions of Case-Bases. - Hiroki Nakayama; Kodai Yamamoto; Katsunori Ogane; Hiroaki Kaminaga; Shoichi Nakamura; Youzou Miyadera (UIC/ATC/ScalCom/CBDCom/IoP/SmartWorld, 2016)