Free text retrieval (full text retrieval) systems locate records based on searching their content.
不限格式的内文检索(全文检索)系统是基于内容搜寻而找出档案。
The development of a full text retrieval database system for SINOPEC scientific and technical periodicals is introduced.
介绍中国石油化工集团公司科技期刊全文检索数据库系统的开发情况。
This article describes the principle of full text retrieval system, analysis of word-based index of the table structure methods and the establishment of the index database.
阐述了全文检索系统的原理，分析了基于字表结构的索引组织方法和索引库的建立。
Since full-text indexing requires extracting the text information, many object went through a painfully slow retrieval from tape, impacting the speed of full-text indexing.
由于创建全文本索引需要提取文本信息，因而需要从磁带上检索很多对象，这个过程是十分缓慢的，大大影响了创建全文本索引的速度。
The index Data Service provides basic full-text functions for storage and retrieval of terms and indexed summary documents.
IndexDataService为条件和索引摘要文档的存储和检索提供基本的全文检索功能。
However, traditional Search Engine adopts full-text retrieval technique based on keyword match, and it results in having no all-sided retrieval result and more outlying information.
然而由于传统的搜索引擎基本上都是采用基于关键词匹配的全文检索技术，导致检索结果不全、无关信息过多。
This paper analyzes Chinese full-text retrieval technologies based on compressed inverted file, including data compression, file storage, searching and ranking mechanisms.
探讨基于压缩倒排文件的中文全文检索技术，包括数据压缩方法、存储、检索与排名机制。
This paper compares and evaluates three kinds of foreign full-text e-journal databases from the aspects of retrieval functions, retrieval result handling and so on.
本文主要从数据库的学科范围，检索功能、以及结果处理等几个方面对国外三种全文电子数据库进行了比较和评价。
However, the full-text retrieval system can't extract and cluster the correlated historical material required. Because the system can only retrieve material through retrieval words matching.
但由于古籍全文数据库检索系统只能依照检索词匹配来进行检索，并不能解决抽取和聚集相关史实的问题。
The problems related to full-text retrieval systems are explored, with emphasis on some approaches or techniques for the retrieval.
论文对全文文献检索系统加以探讨，重点讨论检索的方法和技术的实现。
In order to deal with this challenge, the technology of distributed computing and inverted document full-text retrieval were introduced into the search engine system.
为应对这个挑战，在搜索引擎系统中引入了分布式计算和倒排文档全文检索技术。
In addition, the use of full-text search technology has also increased the flexibility of query and retrieval efficiency.
另外，使用全文检索技术也增加了查询的灵活度和检索效率。
By actual examples, the authors discuss the realization of a Chinese full-text retrieval system based on mixed indexing. 3 figs. 4 tabs. 5 refs.
通过实际构建系统，探讨了基于混合索引的中文全文检索系统的实现。图3。表4。参考文献5。
This paper introduces the characteristics of full-text electronic periodicals database SDOS. The retrieval skills, methods and how to save the search results are discussed.
概述了SDOS全文电子期刊数据库，介绍了其检索技术、检索方法和检索结果的保存方式。
The main task of the thesis is the design and implementation of a Chinese full-text information retrieval prototype system based on the Lucene search engine.
论文的主要工作是基于Lucene搜索引擎，设计并实现了一个中文全文信息检索原型系统。
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。
The automatic text-retrieval prototype system implemented on SIEMENS 7570 at Tongji University aims at improving on user interface, inputs natural language and implements full-text retrieval.
本文介绍在同济大学SIEMENS 7570计算机上建立的自动文本检索原型系统，该系统是以改善用户与系统的交互界面为目的，可以用自然语言输入，实现全文检索。
A quantitative study for two kinds of indexing mechanism of the Chinese full-text database is given, based on the quantitative analysis of capacity, time, retrieval efficiency.
本文从定量方面就汉字全文数据库的单汉字、词索引两种机制在空间、时间、检索效率等方面进行比较分析。
Essentially, the search engine technology is a major application of the full-text retrieval technology.
从本质上来说，搜索引擎是全文检索技术最主要的一个应用。
To find information that we really need, we need an efficient search tool, so Full-text Retrieval becomes the hot topic.
为了能在如此多的信息中找到自己所需要的信息，人们需要一个高效的检索工具，为此全文检索技术成为关注的热点。
Analysis shows that better dynamic performance and high indexing speed is possible using this structure. This paper pays more attention in application of full-text retrieval technologies.
分析比较的结果表明，改进的索引结构在获得较高的动态性能的同时，还能有效地提高创建索引的速度。
Analysis shows that better dynamic performance and high indexing speed is possible using this structure. This paper pays more attention in application of full-text retrieval technologies.
分析比较的结果表明，改进的索引结构在获得较高的动态性能的同时，还能有效地提高创建索引的速度。
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