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网络环境下用户的个性化需求具有易变性、动态性、私密性和情境敏感性等特征,个性化服务的提供越来越需要情境模型的支持。手机图书馆是数字图书馆在移动网络环境下的扩展,是数字图书馆个性化信息服务的需求方式。为此,将情境模型运用于手机图书馆个性化服务,在无线网络和互联网中分别设置情境模型和用户模型,使手机图书馆个性化服务系统具备感知、觉察用户当前和历史情境的功能,并根据用户情境自适应地调整提供给用户的信息,向手机用户提供个性化信息检索、个性化信息推荐、个性化信息推送等服务。在情境模型应用于手机图书馆个性化服务时,需要注意解决手机用户信息安全、手机用户个性化信息获取的准确性与动态性、数字图书馆各种资源的整合、集成及知识产权、系统复杂性与手机用户易用性之间的矛盾等问题。
The personalized needs of users in the network environment are characterized by volatility, dynamics, privacy and context sensitivity. The provision of personalized services needs the support of context models more and more. Mobile phone library is an extension of digital library in the mobile network environment, is the digital library personalized information service needs. Therefore, the situation model is applied to the personalized service of the mobile phone library, and the situation model and the user model are respectively set up in the wireless network and the Internet so that the personalized service system of the mobile phone library has the function of perceiving and perceiving the user’s current and historical situations According to user context adaptive adjustment provided to the user’s information to the mobile phone users to provide personalized information retrieval, personalized information recommendation, personalized information push and other services. When the situation model is applied to personalized service of mobile phone library, attention should be paid to the accuracy and dynamic of the information security of mobile phone users, the acquisition of personalized information of mobile phone users, the integration, integration and intellectual property of various resources in the digital library, and the complicated system Sexual and mobile phone users ease of use between the contradictions and other issues.