摘要
首先在知识发现的应用过程中引入了可信度概念 ,在可信度的基础上引入了可信度熵并定义了上、下近似集 。
The concept of confidence is put forward from the process of knowledge discovery.The entropy of confidence and approximation sets are defined and the properties and application of approximation sets are discussed in great defaie
出处
《甘肃科学学报》
2000年第2期41-46,共6页
Journal of Gansu Sciences
