【摘要】 提出一个信息需求本体,用以描述电子商务的信息需求。该需求本体的要素有角色、特征、参数和约束。首先讨论了传统需求管理过程中存在的问题,然后介绍了需求本体对这些问题的适用性。使用一阶谓词逻辑来定义信息需求本体的角色及其特征,确立参数、约束以及角色之间的关系,并阐释了需求本体在满足网上购物信息需求时的作用。更多还原

【Abstract】 This paper provides a requirement ontology to describe the information requirements in. This ontology consists of parts, features, parameters and constrains. First, this paper discusses the problems in the traditional requirement management, and then it introduces why the requirement ontology is suitable for this domain. The paper use first-order logic to define the parts, features, parameters, constrains and their relations in the information requirement ontology, and explains how it works in the information management of shopping online.更多还原