论用户信息需求的表达

On the Information Needs of Users

用户的信息需求具有主观性和认识性,存在着客观状态、认识状态和表达状态。用户信息需求的表达取决于用户的认知能力、表达能力、用户对服务系统的信任度和用户表达需求的途径、手段及环境。用户信息需求的表达和接收可以分解为三个要素:语用主体即用户和服务人员、语境和语用主体所使用的话语实体。

Users information needs are subjective and awareness of the existence of an objective, and understanding of state and expression. The information needs of users depend on users cognitive expressing abilities, the trust of user on the service system, and the ways, means and the environment in which users express their demands. User＇s information needs and receiving can Be divided into three elements： pragmatic subject i.e. user and service personnel, context, and speaking entity used by pragmatic subject.