查询词典 retrieval

Content Based Multimedia Retrieval is a retrieval technology based on the media features, such as the color, texture and shape of the image, the scene and movement of the video, and the tone, highness and tamber of the audio.

基于内容的多媒体检索是指根据媒体对象的语义、特征进行检索，如图像中的颜色、纹理、形状，视频中的镜头、场景、镜头的运动，声音中的音调、响度和音色等。

Content-based image retrieval, CXIMAGE category based image retrieval software system folders can be achieved unde...

基于内容的图像检索，基于CXIMAGE类的图像检索软件系统，能够实现文件夹下的相似图像检索，并且选择显示的图像。

In essentially, ontology is the des cription of the relationships between objective concepts, so the information retrieval technology based on ontology provides knowledge and semantic matching, also, it makes up the bug, and it will be more round and precision than the traditional retrieval technology that based on keywords and database.

本体是对客观概念和概念之间关系的规范和描述，因此基于本体的信息服务检索是基于知识的、语义上的检索，它弥补了传统的基于关键字的检索技术的缺陷，从而在查准率和查全率上有更好的保证。

A text classifier is put between the retrieval interface and retrieving engine. It automatically assorts the retrieval results on-line to divide them to classes of specific topics. So it is convenient for users to find the matching documents to their inquiry.

本文提出在搜索引擎的用户接口与检索器之间接入文本分类器，由它对检索结果进行联机分类，将其划分为若干个具有明确主题的簇，大大方便了用户查找跟查询要求相关的文档。

Since the concept-based retrieval is one of the most important ways of intellectualized information retrieval.

概念检索是实现智能信息检索的重要方式之一。

The keynotes of this article are metadata description for literature, subject ontology creation, RDF semantic retrieval. They are also the theory bases of semantic retrieval.

文献的元数据描述、领域本体的构建及RDF语义查询是本文研究的重点，也是进行语义检索的理论基础。

This paper studied the effects of using of link information for Web IR in TREC experiment,including link anchor text,link structure and the combination of link-based retrieval and traditional content-based retrieval.

摘要］ 本文通过TREC实验研究基于链接信息的检索对Web信息检索的影响，包括使用链接描述文本，链接结构以及将基于链接的方法和传统基于内容检索的方法合并。

In this paper,a commodity information retrieval model is presented, which integrates semantic retrieval and multi-attribute decision method.

提出一种结合语义检索和多属性决策方法的商品信息检索模型。

The retrieval of archaeological information is developing from nonstandard classification of books to standard descriptors method.A good AMIRS will promote to set up the system from index and management to retrieval and use.

我国考古界的情报资科检索工作正从非规范的体系分类法向规范的主盟词法发展；一个好的 AMIRS 将促进建立从标引、管理到检索、利用的考古主题词法情报工作体系。

The production line for both three layer PE pipe and epoxy powder inner anticorrosion pipe came from the reformation of an original production line of three layer PE pipe. The main problems to have been solved are as follows, convert the conventional spray gun deflector into two parts of diversion nozzle and gun wick to suit for different pipe diameters; adopt two stage retrieval equipment to increase powder retrieval rate and improve work environment; enlarge the calibres of gas jet and Venturi pump jet to increase powder output 20% above to ensure the spry coating thickness; design gun pushing device to raise automatic production level.

三层PE管和环氧粉末内防腐管兼容生产线是在三层PE管生产线的基础上改造而成的，主要解决了如下技术问题：将常规使用的喷枪导流体改成导流嘴和枪芯两部分，以适应喷涂不同直径钢管的需要；采用双级回收装置，提高粉末回收率，改善作业环境；加大一次气喷嘴和文丘里泵喷嘴的口径，使出粉量增加20%以上，从而保证涂层喷涂的厚度；设计推枪装置，提高生产的自动化程度。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。