Abstract: Focusing on the scientific and technological resources retrieval problems, this paper proposes the structure of the classified retrieval system, and discusses the design and realization of classified retrieval system, including data collection, data classification, classified index strategy, classified query and result sort algorithm. Through the thorough research of classified and distributed retrieval system, it achieves the sharing platform retrieval system of the scientific and technological resources, and by the trial operation of the system, its feasibility and efficiency is verified.

Key words: retrieval system, classified index, data collection

摘要： 针对科技资源检索中存在的问题，提出分类检索系统结构，论述分类检索系统的设计及实现，包括数据获取、数据分类、分类索引策略、分类查询和结果排序算法。通过对分类分布式检索深入研究分析，实现科技资源共享平台检索系统，系统的试运行结果证明了其可行性与高效性。

关键词: 检索系统, 分类索引, 数据获取

CLC Number: 

• TP393