| 用申农信息论表述文献信息检索系统的评价指标 |
| |
| 引用本文： | 陈颖.用申农信息论表述文献信息检索系统的评价指标[J].河北大学学报(自然科学版),1995(4). |
| |
| 作者姓名： | 陈颖 |
| |
| 作者单位： | Department of Information Management，Hebei University，Baoding 071002 |
| |
| 摘 要： | 本文在用申农信息熵及其相关概念对文献信息进行定量描述的基础上，进一步探讨了文献信息检索系统评价指标的信息论表述方式。
|
| 关 键 词： | 文献信息检索 文献信息计量 |
The Expression to Evaluation Index of Documentary Information Retrieval System by Means of Shannon's Information Theory |
| |
| Chen Ying.The Expression to Evaluation Index of Documentary Information Retrieval System by Means of Shannon''''s Information Theory[J].Journal of Hebei University (Natural Science Edition),1995(4). |
| |
| Authors: | Chen Ying |
| |
| Abstract: | The expression of information Theory of evaluation index of doeumentary information retrieval system is discussed in this paper, which is based on quantitutive deseription of documentary information by means of Shannon's information entropy and its related concepts. |
| |
| Keywords: | Retrieval of documentary information Measurement of documentary information |
| 本文献已被 CNKI 等数据库收录！ |
