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一种基于属性重要性的粗糙RBF神经网络
Rough RBF Neural Networks Based on Attribute Significance
【摘要】 提出一种基于属性重要性的粗糙RBF神经网络模型,该模型不仅具有明确的生物意义和物理意义,而且简化了拓扑结构,减少了运算量和成本.实际应用结果表明,这种粗糙RBF神经网络在油水层识别中效果显著,其学习训练速度和拟合精度远优于传统的RBF网络算法.
【Abstract】 A model of rough radial basis function(RBF) neural network with attribute significance is presented.It not only has evident physical and biologic meanings,but also can simplify topology structure,and decrease operation and cost.The application example shows that the effect in oil-water layer recognition is very good,and this algorithm is superior to the traditional one at fitting precision and training rate.
【关键词】 粗糙RBF神经网络;
粗糙集;
属性重要性;
油水层识别;
【Key words】 Rough RBF neural network; Rough set; Attribute significance; Oil-water layer recognition;
【Key words】 Rough RBF neural network; Rough set; Attribute significance; Oil-water layer recognition;
【基金】 国家自然科学基金项目(60173058,60377020);中国石油集团“九五”重点攻关项目(2001-6-1)
- 【文献出处】 控制与决策 ,Control and Decision , 编辑部邮箱 ,2006年07期
- 【分类号】TP183
- 【被引频次】17
- 【下载频次】213