This text search package and its associated functions, referred to as the text search engine, is specifically designed to perform fast retrieval and automatic indexing of text data.
这个文本搜索包和它的相关函数被称为文本搜索引擎，它是专门设计用来执行文本数据的快速检索和自动索引。
I demonstrated data retrieval using db4o's QBE engine last time, but I'll quickly recap here.
上一次我使用了db4o的QBE引擎演示了数据检索，这里将快速回顾一下。
Full-text retrieval is an important information retrieval technology. It is a powerful tool for dealing with nonstructural data, and is one of the key technologies of the search engine.
全文检索是现代信息检索技术的一个非常重要的分支，它是处理非结构化数据的强大工具，也是搜索引擎的核心技术之一。
Absrtact: Text classification is the base of information retrieval and data mining and it is widely used in web data mining and search engine.
摘要：文本分类是信息检索和数据挖掘的基础，被广泛应用于网络数据挖掘及搜索引擎等方面。
Comparing to the centralized search engine, text retrieval systems built on top of P2P networks have innate superiority in scalability, data update, maintenance cost, safety, and so forth.
与集中式搜索引擎相比，构建在P 2 P网络上的文本检索系统在可扩展性、数据更新、维护成本和安全性等方面具有与生俱来的优势。
Comparing to the centralized search engine, text retrieval systems built on top of P2P networks have innate superiority in scalability, data update, maintenance cost, safety, and so forth.
与集中式搜索引擎相比，构建在P 2 P网络上的文本检索系统在可扩展性、数据更新、维护成本和安全性等方面具有与生俱来的优势。
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