信息量与信息获取量的关系

Relation between information quantity and the obtained information quantity

自信息被量化以来,通常用信息量的多寡来评价接收者获取信息的多寡。根据所提出的信息的新定义论证了信息和信息获取量之间存在着一个信息识别和转换的重要环节,离开这一重要环节,则无法科学地评价信息的获取量。结合传统教学与多媒体教学实例深入讨论了信息量与信息获取量的关系,给出了信息获取量的评价关系式。

Since information is quantitied, the obtained iniormation quantity can be assessed by the informatlon quantity. According to the new definition of information quantity, the author finds that there is an important link of identifying and transforming information. Without the link, the obtained information quantity cannot be assessed scientifically. The author extensively discusses the relation between information quantity and the obtained information quantity using the traditional teaching and multimedia teaching. The assessment of obtained information quantity is presented.