Multidimensional customer requirements acquisition based on ontology

To acquire the demand information comprehensively and facilitate demand information reuse, the research of acquisition and expression of user requirements were carried on based on user's cognitive process, ontology and development law of requirements. According to the expression and existing condition of user requirements, the acquisition strategy based on requirements classification was proposed. A multi-dimensional ontology model of user demand was built to describe the user requirements, which also facilitated further accession to potential requirements. Based on cognitive process, user requirements could be divided into three levels: instinct, behavior, reflect. A case on the demand acquisition of automobile steering system was taken as an example to validate the effectiveness of the model. (Less)