查询词典 retrieval

So a novel content-based face image retrieval scheme is created based on this content feature-principle independent content feature. In this scheme, PICF based on higher order statistics is firstly extracted in the reduced space for effective representation of face images.

该方案首先在降维空间提取出基于高阶统计特性的主独立内容特征，应用提取的主独立内容特征进行有效的人脸图像描述。

Problems existed in the course of evidence retrieval, appraisal, and reevaluation.

我国临床各科室在对患者服务时不同程度地使用了循证决策的方法，但在循证决策过程中的证据检索、证据评价和后效评价环节尚存在一些问题，说明医生的信息素质偏低、缺乏循证医学知识。

The paper holds certain referential value and practical significance in promoting the development of retrieval technique of image database.

本论文的研究和实践对于促进基于内容的图象数据库检索技术的发展具有一定的参考价值和实践意义。

The paper holds certain referential value in developing Image Retrieval System based on color features of the image.

本文的研究和讨论对基于颜色特征的图像检索系统的开发具有一定的参考价值。

The experimental results show that the retrieval performance has been remarkably improved.

实验结果表明，这些检索的性能得到了显著的提高。

But the search engine available exist some limits including the depth of indexing,the possession of informtion,the pertinency factor and recall factor,the technology development,the retrieval function,the renewal of index database,etc.

由于受人为因素和技术因素的影响，目前搜索引擎存在信息标引深度不够、信息占有量不足、查准率低、查全率不高、技术发展不完善、检索功能不全、索引数据库更新困难、挤占网络带宽、分工协作不强等局限性。

This article first penetrates with studies of system structure,realization technology and relevance knowledge of Web GIS, afteranalyzing several major domestic and foreign Web GIS platform,proposes the solution to spatial resources information publishing systembased on ArcGIS Server; Then through the independent research anddevelopment of "rare character retrieval software", solves the rarecharacter and the GB character integrated input and the rare characterdistribution question; United the function of renewal project informationmanagement publishing system, proposes the system solution, as well asreasonable database structure; Finally, through developing the spatialresources information publishing system, the on-line documentmanagement system and the renewal project information network,organizing and the managing renewal information according to the region,realizes scientific style and the automated management for each kind ofinformation, and provides method of information inquiry and analysisbased on the network and the GIS technology.

首先，深入研究网络GIS的体系结构、实现技术及相关知识，通过分析比较国内外几种主要网络GIS平台之后，提出基于ArcGIS Server的空间资源信息发布系统解决方案；然后通过自主研发"生僻字检索工具软件"，解决生僻字与国标字的一体化录入以及生僻字的分发应用问题；结合更新项目管理信息发布系统功能，分析提出本系统的总体设计，以及数据库的合理结构；最后，通过空间资源信息发布系统、在线文件管理系统和更新项目信息网三个模块的开发，按地域来组织和管理更新信息，并提供基于网络和GIS技术的信息查询和分析手段，实现各类信息的科学化和自动化管理。

Machinery information retreval includes two basic types:① Electrical and mechanical information retrieval system.

机械信息检索主要包括两种基本类型：①机电信息检索系统。

This article gives a detailed analysis of the effect that the fuzzy theory has been used inclassification, subject indexing query-retrieval and assesment of effect of information retreval.

本文分析了模糊理论对分类、主题标引、检索提问表达及检索效果评价的作用，并对该理论在信息检索应用系统中面临的问题进行了探讨。

Finally we established a Sift retrieval platform and experimented the retrievability of Sift on different kinds of images.

文章先针对两个已有案例进行了深入研究，并在此基础上对Sift在图像检索中的应用进行了可行性分析和总结。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。