元搜索引擎的虚拟资源分类

Classifying the Virtual Resource of Meta-search Engine

元搜索引擎的虚拟资源分类基于独立搜索引擎数据库的逻辑集成 ,能够增加新的检索途径 ,在一定程度上实现高级检索功能。但其分类体系的构建应综合独立搜索引擎的类目表 ,因此其虚拟资源分类的关键在于如何建立类目组库。

The virtual resource classification of meta-search engine is based on the logical integration of independent search engine data-warehouse,which enables the new retrieval method to be added,and to a certain extent realizes the high-level retrieval function.Other wise the construction of classifying system should synthesize the classified item form of independent search engine.Consequently the key consists in how to build the classified item group warehouse.