图像资源的迅速增长使我们面临新的挑战，迫使人们对其索引与检索技术进行深入研究。
The rapid increase of image resources makes it necessary to develop technology for efficient image indexing and retrieval.
在此基础上建立了应用在基于事例的推理系统CBR中的基于IBL算法的索引与检索机制。
Finally, the index and retrieval mechanism based on IBL algorithm in CBR system can be given.
提出了客户需求知识的框架-规则表示方法及推理过程，对产品知识索引与检索方式进行分析。
The representation of client requirement knowledge based on frame - rule and its inference process are presented, the product knowledge index and retrieve are analyzed.
图像视频中的文字为描述和注释图像内容提供了十分重要的信息，也是图像视频索引与检索的重要依据。
Text in image and video plays an important role in describing and annotating image content, and also provides the important clues for video index and retrieval.
文本检索与索引技术。
今天让我们一起来看看流行的全文检索引擎——ApacheLucene与Lucene.Net。
Today we look at the popular Full Text search engines, Apache Lucene and Lucene.Net.
xslt样式表为字典编制索引、查找与nlsid属性值匹配的密钥、与字典中的当前语言匹配并检索已翻译的文本。
The XSLT style sheet indexes into the dictionary, finds the key that matches the value of the nlsid attribute, matches the current language in the dictionary, and retrieves the translated text.
您可以通过下面的与在原始用户数据库上创建索引一样的步骤来对多行文本域进行重新检索。
You can re-index the multiline text fields by following the same procedures used to create the indexes on the original user database.
实现数字图书馆中基于内容的视频检索的关键技术包括：视频数据建模、视频分割、视频索引、视频查询与浏览。
Key techniques for the realization of content-based video retrieval in digital library include video data modeling, video segmentation, video indexing, and video searching and browsing.
通过实验，对索引膨胀率、创建时间和检索响应速度进行了对比分析，表明该技术提高了索引的空间与时间效率。
Gives the comparative analysis of index expansion rate, creation time and search response speed by experiment, the result shows that this technique improves the index space and time efficiency.
分析了搜索引擎在查全率与查准率方面存在的局限性，提出了提高搜索引擎检索准确率的策略。
This paper analyzes the limitation of search engines in the recall and precision, and advances some tactics for increasing the retrieval precision of search engines.
在CBR模式，两种检索方法，“诱导式索引”与“近邻”，然后从以知识为基础的数据库检索有关案件。
In CBR model, two retrieval techniques, 'Inductive Indexing' and 'Nearest Neighbor', are then applied to retrieve relevant cases from the knowledge-based database.
为提高用户查询信息的覆盖面和检索结果的准确性，一种建立在搜索引擎之上的元搜索引擎成为目前研究与开发的热点。
To improve the coverage of user search information and the accuracy of the search results, people start to pay special attention to Meta Search Engine based on search engine.
与传统的搜索引擎相比，自动问答系统在理论上能够更好地满足用户的检索需求。
Compared to traditional search engines, Automatic Question Answering System is theoretically better to meet the needs of the user's search.
方法从利用文献数据库、访问专业网站、使用搜索引擎等三个方面具体说明了网络妇产科学资源的检索与利用。
Methods Through full-text database, Obstetrics and Gynecology websites and search engines, this paper illustrates how to explore and utilize information resources on Internet.
但与通用全文搜索引擎类似，全文检索的垂直搜索引擎存在着查全率较低、网络资源消耗过多等问题。
Conforming to the universal full-text search engine, it is also confronted with the problem of low-recall ratio and high dissipation of web resource.
后台机器人模块、检索与搜寻模块和用户界面是XML搜索引擎的三个主要技术组成部分。
It includes three main parts which are the Background Robot Module, the Searching and Hunting Module and the User Interface.
在一定的程度上达到了信息搜索优化的目的，与通用的搜索引擎相比信心检索的效率有了很大的提高。
This System has reached its goal. To a certain extent to achieve the purpose of search optimization, improved information retrieval efficiency compared to General search engines.
通用搜索引擎缺乏智能，所提供的检索结果中许多是与用户检索意图无关的信息。
General search engines lack intelligence, which leads to many search results provided irrelevant to users' search intentions.
最后提出了一种基于四叉树索引的海量图片的存储与检索方法。
And then he proposes a set of solution for cutting map image and storage of mass raster image.
目前垂直搜索引擎采用与通用全文搜索引擎类似的全文检索系统结构，在专业相关度方面具有相当高的水平。
At present, the vertical search engine adopted the system structure which is similar with the full-text search engine. It had high level in the professional association degree.
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。
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.
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