Takuya Wada Tadashi Horiuchi Hiroshi Motoda Takashi Washio A Description Length-Based Decision Criterion for Default Knowledge in the Ripple Down Rules Method. 146-167 2001 3 Knowl. Inf. Syst. 2 http://link.springer.de/link/service/journals/10115/bibs/1003002/10030146.htm db/journals/kais/kais3.html#WadaHMW01