组合检索

VFP系统组合检索条件生成程序设计

A Program Design of Data Retrieval for Combined Search Conditions in the VFP System

Web数据库组合检索技术的实现

Implementation of Web Database Combination Retrieval

基于ASP的Web数据库组合检索功能的实现和技巧

Realization and Skill of the Web Database Combination Retrieve Based on ASP

第三部分介绍了CBIR系统的优化方法，主要包括聚类技术对图像数据库的优化和多特征组合检索对图像检索效果的改善，并介绍了相关反馈技术的基本理论和引入图像检索系统的意义。

The third part introduces the improving methods of the CBIR system , mainly including clustering technology . , multi-feature retrieval , and the relevance feedback technology .

使用SQLFetch（）和SQLGetData（）方法的任何组合检索存储在结构数据集中的数据。

Retrieve the data stored in a result data set using any combination of the SQLFetch () and SQLGetData () methods .

论述了基于内容的图像检索技术（CBIR）的新进展，提出了引入相关反馈机制、多种特征组合检索、图像聚类检索等三种改进其性能的方法，并通过实例论证了这些方法的有效性。

This paper mainly discusses the development of the CBIR in the digital library and puts forward three methods to improve the performance of CBIR system and demonstrates the effectiveness of relevant feedback technique , composite retrieval and the clustering technique by example .

检索途径有三种：目录检索、关键词组合检索或代码检索。

There are three searching approaches : catalog searching , key words searching and code searching .

为提高组合检索系统的性能，提出一种基于混合模型的多搜索引擎融合方法。

In order to increase the performance of the combined retrieval system , a multi-engine fusion method based on a mixture model was presented .

本文因此提出了一种基于分类cache的Web服务组合模板检索算法以快速响应用户查询。

This paper also proposes a service composition search algorithm with classified cache to respond users ' request quickly .

该文基于开放源码的BerkeleyDB嵌入式数据库，采用不支持事务的BerkeleyDBConcurrentDataStore配置，实现了科学文献的全文检索和组合字段检索功能。

This paper realizes full-text retrieval and metadata structural retrieval of scientific documents based on Berkeley DB , an open source embedded database .

一种在VFP数据库管理系统中实现自由选表、自由组合条件检索数据的程序设计方法。

A new program design method for searching data at free table and free search conditions of the database mana-gement system in VFP is proposed in this paper ?

单一特征检索和组合特征检索。

A single characteristic searching and integrated characteristic searching .

组合特征检索可以把原生动物各种属性，如外部形态、内部构造等属性相组合进行检索，这样可以较精确的查找用户所要求的原生动物信息，从而鉴定原生动物的类别。

Also , external morphology , interior structure , living habit and polluted status could be integrated to get more precise information by which you can identify protozoa species .

即由原生动物某一分类阶元来检索其下面所属的所有原生动物物种的相关信息。（3）单一特征检索和组合特征检索。

Relevant information of all protozoa species belonged to one classification could be founded through classification name . ( 3 ) A single characteristic searching and integrated characteristic searching .

实验结果表明，这种多特征组合的检索效果比单一特征的检索效果要好，且其鲁棒性较好，固本算法也具有较高的可行性。

The experimental results show that the combination of many characteristics of retrieval effect than single feature retrieval effect is better , and its robustness is better , and algorithm also has good feasibility .

深入探讨了中国期刊全文数据库的引文检索功能，分析了单项引文检索和组合引文检索的方法和注意事项，介绍了多种典型的引文检索实例。

This paper explores thoroughly the citation searching function of the China Journal Full-text Database , analyses the methods for single and combined terms citation searching , and introduces several typical examples of citation searching .

以便进行任意组合的检索，从取得的不同数据来对故事特点进行不同深度的形态描述。第三，对各情节段中母题的变化形态进行描述。

Therefore , the author can do freewill combination searches , and make the different depth modal description according to the story feature of the different data the author gets . Thirdly , make description to of the changes of the motives in each plot segment .

多关键词组合加权文献检索方法研究

Research on an Approach to Multi-keyword Combination Weighted Literature Retrieval

分类&主题逻辑组合在文献检索中的应用

The Application of Classification-Subject Logical Combination in Information Retrieval

基于标准化局部特征组合的图像检索

Image Retrieval Based on Standard Local Features Combination

从理论上讨论了分类法与主题法的异同以及分类与主题逻辑组合进行文献检索的可行性。

The difference between the methods of classification and subject is analysed . The feasibility of logical combining classification with subject in information retrieval is theoretically discussed .

结果对52例住院患者和13例文献报道的罕见病例的症状和体征进行组合查询，检索结果中包含了正确的诊断分别为49例和10例，符合率分别为94.2%和76.9%。

Results In the combinatorial inquiries of symptoms and signs of 52 inpatients and 13 rare cases reported in literatures the correct diagnoses were mad in 49 and 10 respectively , the accordant rates were 94.2 % and 76.9 % respectively .

实验表明：从不同的角度，即基于底层特征结合和基于相似性度量原理，实现基于两种具有互补性特征组合的图像检索都可有效地提高图像检索准确率。

Experimental results show that : from different point of view , which means respective based on the underlying features combination and the principle of similarity measures , the image retrieval can effectively improve the image retrieval accuracy rate taking advantage of combination of two complementary features .

实现了馆藏查询，历史查询、组合查询、全文检索、关键字查询和高级查询。

The system achieves Collection inquiries , historical inquiries , combined queries , full text searching , keyword searching and advanced queries .

为了避免根据不同特征建立图像检索系统的繁琐，论文首先在同一系统中实现了基于局部特征组合查询的图像检索。

Firstly , this paper achieves a method of the image retrieval based on local features search combination in the same system to avoid the cumbersome establishment of image retrieval systems based on different features .