A new method to estimate the query capability of search engines is proposed based on category,which used recall,precision and average response time. Then proper search engines are chosen order by the scores.
提出了一种基于检索术语分类的评价方法,根据成员搜索引擎的查全率、查准率和平均响应时间,量化其查询性能,然后根据评分高低,为每个分类的查询请求分配合适的成员搜索引擎组合。
参考来源 - 基于分类评价的元搜索引擎调度策略Then use XML data query capability to inquiry powerful XML library. DOM trees will be used to restore the rules into the rule base.
首先获得目标HTML页,并将HTML文档转换成符合XML语法的XHTML文档,然后通过XML强大的数据查询能力对构建的XML文档库进行查询,并利用DOM树将产生的抽取规则存入规则库中。
参考来源 - 基于XML的Web信息抽取技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The Rational ClearQuest tool provides a powerful query capability by itself.
Rational ClearQuest工具本身就提供了一种强大的查询功能。
These APIs provide basic CRUD operations, governance operations, and a flexible query capability based on XPath.
这些 API 提供基本的 CRUD 操作、治理操作和基于 XPath 的灵活查询功能。
If db4o supports extends, then it also must support implements, which makes for a pretty powerful query capability, as you'll see.
如果db4o支持extends，那么它也一定支持implements，您将会看到，这有利于实现强大的查询功能。
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