显式用户反馈
Explicit user feedback
以上为机器翻译结果，长、整句建议使用 人工翻译 。
综合用户显式反馈和用户隐式反馈的优点，本文还提出了一种用户建模的算法，即基于向量空间模型的混合建模方法。
Integrating the merits of user obvious feedback and user hiding feedback, a new user establishing model algorithm, namely a mix establishing model method based on vector space model is also proposed.
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