In the paper, a knowledge based approach to tackle the information retrieval problem is presented and a new paradigm called conceptualretrieval paradigm is proposed.
本文在传统检索方法的基础上，综合运用人工智能基于知识的理论和技术，提出一种文本概念检索方法。
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Conceptual information retrieval navigation based on the subject concept tree provides convenience to the user.