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第一讲 文献信息检索基础知识

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第一讲 文献信息检索基础知识. 第一节 信息与信息素养 第二节 科技文献的类型 第三节 信息检索与文献检索工具 第四节 信息检索原理 第五节 信息检索的方法和途径 第六节 信息检索常用技术及检索效果评价. 第一节 信息与信息素养. 一、信息的基本含义. 1 、图书馆学和情报学领域,信息被定义为事物或记录。 2 、综合学术界对信息的定义,可以认为信息是以物质介质为载体,传递和反映世界各种事物存在方式、运动规律及特点的表征。. 风、雨、雷、电、春、夏、秋、. 自然信息. 社会信息. - PowerPoint PPT Presentation

Text of 第一讲 文献信息检索基础知识

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