毕业论文检索与搜集教程.ppt

输入检索词 选择控词 进行检索 EI Thesaurus 检索结果的输出和管理 输出格式和管理 结果显示 精简检索和统计分析 检索结果的统计分析 检索结果统计分析 Author Author affiliation Controlled vocabulary Classification code Country Document type Language Year Publisher 小结 撰写文献综述之前必须进行文献检索，文献检索是文献综述的基础； 不断调整检索策略，选择最佳的策略，关注查全率与查准率； 恰当利用检索结果的统计分析与逻辑思维方法； 尊重他人成果，规范参考文献标注与著录。 Thank You！ The End * * * * 在1991年10月的国际科学编辑大会上，诺贝尔奖得主Joshua Lederberg指出，交流是科学过程之根，所有的科技创新都离不开科学研究信息的不断积累、利用和发展。也正是在他的推动下，Eugene Garfield博士建立了SCI,以推动全球科学信息的交流和科学研究的发展。 * * Suggestions for “tweaking” searches – to get answer set from thousands of references to a manageable number. * * Welcome to Engineering Village 2, the premier web-based discovery platform for the engineering community. Engineering Village 2 offers premium bibliographic databases and features Ei’s Compendex, Inspec from the IEE, and the U.S. government’s National Technical Information Service’s (NTIS) Database Engineering Village 2 also offers users the ability to search engineering reference sources comprised of electronic books, including: CRC handbooks, Referex Engineering Engineering Village 2 also enables users to access other engineering sources, including News provided by Lexis-Nexis, Patent sites, and the All Science Web search, Scirus. All of these sources are tied together with an easy-to-use interface that supports both novice (end-user) searchers and experienced information professionals. * * For users who are comfortable with “deep” searching techniques, Expert Search gives you full command-line flexibility and functionality. Fully supports all truncation, Boolean search logic, nesting, etc. Command-line syntax is fully documented in Help. Click on the question mark (?) next to search box. Features: Larger dialog box for entering query Full list of search codes for all data fields Additional choices in Browse Indexes – treatment type, document type, language (all 30+ languages) * * Suggestions for “tweaking” searches – to get answer set from thousands of refer