摘要: This paper deals with knowledge integration in a data mining process. We suggest to model domain during business understanding and steps order build an ontology driven information system (ODIS). present the KEOPS Methodology based on this approach. In KEOPS, ODIS is dedicated tasks. It allows using expert for efficient selection, preparation interpretation. paper, we detail each of these define part-way interestingness measure that integrates both objective subjective criteria evaluate relevance according knowledge.