1.This paper researches six network retrieval tools:Lycos,Alta Vista,Excite,Open Text,Yahoo,Magellan from three aspects:information collection method,index scope and retrieval method,retrieval result. Based on this,points out the improvement in future network retrieval tools from these three aspects.
本文从信息收集方法、索引范围与检索方法、检索结果格式三个方面对 L ycos、Alta Vista、Excite、Open Text、Yahoo、Magellan六个网络检索工具进行了比较研究 ,在此基础上指出了未来网络检索工具在这三个方面所应做出的改进。
2.The role-based access control(RBAC)has been widely used in database system,and its usability and security are key factors in the system design. From the point of view of security definition and design of role access,the design scheme and implementation method of RBAC in spatial database management system VISTA are discussed.
从角色安全定义、角色访问设计角度讨论了空间数据库管理系统VISTA中基于角色的访问控制(role-based access control,RBAC)的设计方案及其实现方法。
3.A 3D watershed terrain modeling method based on software Terra Vista
基于Terra Vista的流域地形三维建模方法
4.On the basis of the analysis on help texts of Web retrieval tools(including Yahoo!、Alta Vista、Infoseek、Excite、WebCrawlerand and Magellan),the paper discusses their information retrieval characters Then,according to three factual information retrieval cases on education,general knowledge of science and technology and sports,the paper makes a comparative study on the retrieval effects of Yahoo!
利用 Web检索工具的帮助文件 ,比较研究了 Yahoo! 、Alta Vista、Infoseek、Excite、Web Crawler和 Magellan的检索性能 ,并通过教育、科普和体育方面的三个查询实例比较研究了 Yahoo!
5.In - Situ Fluid-Pressure Measurements for Earthquake Prediction. An Example from a Deep Well at Hi Vista, California
用于地震预报的原位流体压力测量——加利福尼亚州Hi Vista一口深井的例子
6.Vista: Narrowing Gaps between Dream and Reality?
Vista:梦想能否照进现实？
7.In 2005 Microsoft has partnered with Canon to develop a new Windows Color System architecture for Microsoft(?) Windows Vista operating system which is going to be released in 2007. WCS has adopted a number of renovations including use of the latest CIE color appearance model (CAM) recommendations (now CIECAM02), measurement-based profiles, modular separation of devices, and gamut mapping modules among others.
2005年，Microsoft和Canon宣布为其新一代的操作系统Windows Vista共同发展Windows Color System(WCS)，WCS采取了很多不同于ICC色彩管理机制的地方，其实际效果还需拭目以待。
8.The paper chooses following famous WWW search engine:Yahoo,Alta Vista,Excite,HotBot. Thought simple experiment on Internet,analyses the function of Meta in search engine.
本文选取了 Yahoo、Alta Vista、Excite、Hot Bot等著名的 WWW搜索引擎 ,通过网上的简单实验 ,分析了 Meta在搜索引擎中的作用。
9.The article introduces the growth background and technical characters of Alta Vista,which is a powerful search engine to search information on the Internet. And it studies AltaVista?s searching methods and skills.
介绍了一个 Internet信息资源的搜索引擎 Alta Vista的产生背景和技术特点 ,并研究了它的查询方法与技巧。
10.,Alta Vista and Excite It also gives a few words of odvice on how to obtain effective information thoroughly
、 Alta Vista和Excite的检索效果。 对全面获取有效信息提出了建议
