| 摘要 |
<P>PROBLEM TO BE SOLVED: To accurately determine an abnormal case. <P>SOLUTION: An abnormal case determination device 300 includes an abnormal case candidate extraction unit 320 and an abnormal case determination unit 350. The abnormal case candidate extraction unit 320 extracts, based on an assumption distribution, abnormal case candidate data deviating from the assumption distribution, from business process case data. The abnormal case determination unit 350 determines an abnormal case based on the ratio between the number of business process case data pieces having a predetermined occurrence date of an event and the number of abnormal case candidate data pieces having a predetermined occurrence date of an event. <P>COPYRIGHT: (C)2012,JPO&INPIT |
