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检索的效率的英文

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"检索的效率"怎么读用"检索的效率"造句

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  • effectiveness of retrieval

例句与用法

  • Subject lists promote the echoness of retrieval and filer the robot ' s harvesting
    主题词表可改善检索的效率,在信息发现中过滤信息。
  • With plentiful experiments it is proved that the retrieval efficiency can be enhanced greatly by using this method
    并通过大量的实验,证明了该方法能大大提高图像检索的效率
  • At first evaluate the similarity of different aircraft models . it is the foundation of this paper because it can improve efficiency and veracity of retrieve
    飞机相似机型的评估为基于cbr方法的飞机排故支持技术上的应用做了铺垫,它可以提高案例检索的效率和准确性。
  • For boosting the efficiency of web ir and reinforcing the interaction between system and user , this thesis improves the completeness and time complexity under some situation of the lingo algorithm , which is used for web page on - line clustering
    为提高web信息检索的效率,加强系统与用户的动态交互,本文改进了一种适合网页在线聚类的lingo算法,加强了算法的完备性,降低了部分情况下的时间复杂度。
  • A concept - based approach is expected to resolve the word sense ambiguities in information retrieval and apply the semantic importance of the concepts , instead of the term frequency , to representing the contents of a document . consequently , a formalized document framework is proposed . the document framework is used to express the meaning of a document with the concepts which are expressed by high semantic importance . the framework consists of two parts : the " domain " information and the " situation background " information of a document . a document - extracting algorithm and a two - stage smoothing method are also proposed . the quantification of the similarity between the query and the document framework depends on the smoothing method . the experiments on the trec6 collection demonstrate the feasibility and effectiveness of the proposed approach in information retrieval tasks . the average recall level precision of the model using the proposed approach is about 10 ? higher than that of traditional ones
    为了获取词语在文章中的语义权重,解决词语的同义、多义模糊问题,提升信息检索的效率,提出了一种基于概念的检索模型,模型中设计了一种形式化的文本内容表示框架,框架由2部分构成:文章的"领域"以及"情景与背景"信息,并由概念(形式化语义)加以表示.同时,提出了提取该概念框架的方法,给出了用于框架与检索要求间匹配的两阶段平滑算法.实验表明,在trec6提供的小规模语料集下,采用所提出方法的信息检索模型与传统模型相比,平均召回准确率提升了约10 ? ,效果显著,充分说明了基于本文描述方法构建的、以概念作为处理中介的信息检索系统的有效性和可行性
  • This system is set up on the existing search engine foundations through web services " technology , has solved variety and non - structural web data with xml technology , has formed web multi - level data base , and constructed the system structure in high performance of data warehouse , utilized midas technology to form the high - performance index storehouse structure , has remedied the deficiency of search engines at coverage , accuracy etc , and improved efficiency of information retrieval
    该系统通过webservices技术,建立在现有搜索引擎基础之上,以xml技术解决了多样性和非结构性的web数据转换,形成了web多层次数据库,利用了web挖掘面向结构化或半结构化数据的智能化数据抽取和知识发现过程,并且构造了数据仓库的高性能查询体系结构? hpqs ,利用midas技术形成了高性能索引库结构,弥补了当前搜索引擎在覆盖范围、准确率、复杂查询语言的使用和结果表现方式等方面的不足,改善了信息检索的效率
  • 2 . defining the entropy space of image and entropy difference , the concept of information entropy is applied to image retrieval . some mathematical properties of entropy are studied , and similarity measurement of image entropy and corresponding algorithm is presented . these techniques can reduce the dimensionality of histogram space from n to l ( n > l ) , increase the image retrieval efficiency , and improve the capability of image retrieval system
    将信息论中的信息熵概念引入图象检索,定义了图象墒空间、熵差的概念,研究了图象熵的性质,探讨了基于图象熵的相似性度量方法和实现算法,该方法可将n维直方图空间变为1维,提高了图象检索的效率,改善了图象检索系统的性能。
  • After clustering of the documents , in the process of retrieval , we make a comparison between the retrieval words the users point out and cluster center of the documents , and as a result , achieve a cluster that is most similar to retrieval words . through the calculation of both the selected documents and those retrieval words , thence the retrieval range will be reduced , the efficiency of retrieval be increased , and the retrieval deviation be overcome to a certain extent
    对文档进行了聚类,在检索的期间,对用户提出的检索词先进行和每一类的类心比较,得到与之最近的类别,仅将属于该类别中的文档与用户提出的检索词进行运算,从而缩小了检索的范围,提高了检索的效率,也在一定程度上克服了检索结果的偏差。
  • The last result of the problem is service pipe net work geography information manage system . it ’ s aim is to store and manage city water supply network with computer by the use of gis and computer technique and combine the need of the city water supply network management . it will replace the tradition manage method with drawing and handwork and it will improve the efficiency of information searches , improve the scientificalness and reliability of management and it will assist the department of city water supply network management do their work better
    课题的主要成果为给水管网地理信息系统,其目的就是利用地理信息技术和计算机技术,结合城市给水管网管理的需要,将城市给水管网中管段及各种附属设备信息数字化,使用计算机存储和管理,以代替传统管理中的图纸和手工方式,提高信息检索的效率,提高管理的科学性和可靠性,辅助城市供水部门更好的管理城市给水管网。
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