Social contact is manifested to improve the health state of elderly people. This paper presents a television-based interactive online social service, according to physical and psychological features of elderly people. The exploratory study highlights the concept of user-centered design and points out the television-based service mode through identifying, classifying and simulating social contact needs of the target.%适当的社交活动对老年人的健康状况会产生积极作用。本文针对老年群体所具有的身体特征和心理特点,提出一种基于互动电视平台的老年人在线社交方式,旨在以用户为中心的设计视角下,通过识别、分类和模拟老年人社交需求,开发针对老年群体社交需求的互动电视服务模式。
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