查询词典 information retrieval

With the rapid development of Internet technology and then the surpassing increase of all kinds of information characterized by geometric progression, The intellectualized information retrieval has become a major research topic, for the traditional information retrieval cant meet the requirements of users.

随着因特网技术的迅速发展，因特网上信息成几何级数增长，传统的信息检索服务已不能满足用户的检索需求，因此智能信息检索成为重要的研究课题。

Finally, the text classifier based on the relevance of index word is devised.(3) After analyzing the foundation of various information retrieval models, the thesis put forward a new information retrieval model, which based on the field theory.

在此基础上通过对核心标引词相关度的加权，实现了基于标引词相关度的文本分类；(3)在分析了各种信息检索模型的基础上，提出了一种新的信息检索模型——基于场论的信息检索模型。

Sarcomere is distributed information retrieval software based on the Grid Information Retrieval GIR proposed standard .

是一个分布式的基于网格信息检索的信息检索软件。

In the processing of information retrieval, the existence of polysemy and synonymy would lead to uncertainty, which reduces the effectiveness of information retrieval.

在信息检索过程中，由于文档中存在大量的多义和近义现象，导致不确定性出现，这将影响检索的性能。

This article elaborates the features of NetOP School,a kind of teaching software,and the trend of reforming information retrieval lesson in its network;discusses the way of setting up a multi-media network classroom by using this software to realize interactive teaching in information retrieval lesson.

阐述了NetOP School软件的特点及网络环境下信息检索课程教学改革的发展趋势，探讨了运用NetOPSchool软件组建多媒体网络教室，实现信息检索课互动教学的过程，对优化教学过程，提高教学效率、质量和效果评价进行了评价。

In view of the situation that existing search engines cannot follow up the change of webpage and their low precision in information retrieval, the dissertation suggests an idea of personalized information retrieval service, and establish a user model for personalized information retrieval based on user partialness keyword list on client server, which can supply personalized information retrieval service for user with the communications and collaboration of all modules of it.

本文针对利用现有的搜索引擎进行信息检索的过程中存在的查准率低和用户无法跟踪网页信息变化的缺点，提出面向用户的个性化信息检索服务理念，在客户端建立基于关键词表的用户个性化信息检索模型，通过用户个性化信息检索模型内部各功能模块之间的通信协作达到面向用户的个性化主动信息检索服务。

The dissertation is focus on establishing a user model for personalized information retrieval based on user partialness keyword list, including classified dictionary, study module, user behavior monitor module, Internet change detecting module, document analysis and information filtering module, and with the communications and collaboration of these modules, the model obtains on load of user partialness information while in inquiring, retrieving and results filtering. Thus the precision of information retrieval increases, and it can keep up with the change of webpage, and personalized information retrieval service realized.

本文的主要工作是在客户端建立基于用户偏好关键词表的用户个性化信息检索模型，包括分类词典、学习模块、用户行为监测模块、Internet变化检测模块及文档分析与信息过滤模块，并通过各模块之间的通信协作来实现用户查询提问时、信息检索过程中和检索结果过滤时用户偏好信息的加载，来提高检索结果的精度和跟踪网页信息的变化，从而实现个性化信息服务。

Information retrieval technology is developing in individualization and intelligent direction, individualizing and intelligent information retrieval feedbacks the retrieval results to the users as the retrieval needs of users.

信息检索技术正朝着个性化、智能化的方向发展，个性与智能的信息检索根据用户的检索要求将信息查询结果反馈给用户。

The information retrieval is one of the important components of library information services. The network information retrieval not merely has a greatr impact on library information service, and has impetuses to the development of library information service.

信息检索是图书馆信息服务的重要组成部分之一，网络信息检索的出现不仅对图书馆信息服务产生较大的影响，而且对图书馆信息服务的发展具有推动作用。

In this paper,the storage forms of sound and image information are first discussed.Then,the authors study and analyse methods and technology that can be used in sound and image retrieval,and give classified expositions.Meanwhile,this paper makes comparative research on data models of the multimedia information retrieval system,proposes that the design of MIRS may base on a RDB system,and it can support storage and retrieval of sound and image information by expanding its ability of managing complex objects and multimedia data.

本文首先分析了声音与图像信息的存贮处理，接着分类阐述了声音、图像信息检索可以采用的方法和技术；在此基础上，对多媒体信息检索系统的数据模型进行了比较研究，提出在目前技术条件下，多媒体信息检索系统的设计可采用现有成熟的关系数据库系统作为基础，并在关系模型里增加处理复杂对象与多媒体数据的能力，以实现对声音、图像等多媒信息的存贮与检索。

Methods: Five patients with parkinsonism or dystonia were assigned to general anesthesia using an modified endotracheal tube.

本实验依照人体实验之相关规定进行，五位患有帕金森氏症或肌张力异常的病人接受神经立体定位手术。

If you can benefit from this book, it is our honour.

如果您能从本书获益，这将是我们的荣幸。