The example shows that the semantic object model is a kind of data model very capable of modeling and easily accessible to the user.

通过这个实例可以看出，语义对象模型是一种建模能力很强，也是一种很接近用户的数据模型。

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To embody the relations between terms and provide a better personalized service for the (user,) the idea of constructing the user interest model under the semantic network is proposed.

为了体现词条之间的关系，更好地为用户提供个性化服务，提出了在语义网络下对用户兴趣建模的思想。

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At present, user modeling has some shortcomings such as lack of semantic in user model representation, difficulty in user interest acquisition and user model evolution.

但是，目前的用户建模技术普遍存在模型表示缺乏语义、兴趣获取困难和模型难以进化等缺点。

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