...词：信息系统；粗糙熵；属性重要度；属性约简 [gap=658]Key words: information system; rough entropy; attribute significance; attribute reduction ...
基于28个网页-相关网页
multiple attribute significance 复合属性重要度
weighted mean attribute significance 加权平均属性重要性
werighted mean attribute significance 加权平均重要度
global significance of attribute 属性全局重要度
The notion of different quantity of partition is defined in information systems;and then a new way for measuring attribute significance is obtained. After that a heuristic algorithm for reduction of attribute is put forward.
对信息系统提出划分差量的概念,由此得到一个刻画属性重要性的新指标,随后提出一种新的属性约简的启发式算法。
参考来源 - 一种基于划分的信息系统属性约简算法An attribute significance model of factor influencing leak current fault was presented,and a leak current fault diagnostic technology of LV was established by introducing the intermediate probability and the theory of connection number of set pair analysis.
基于集对分析联系数理论确立了漏电故障因素的重要度模型,对系统底事件和顶事件的失效概率进行分析,从而确立了火箭漏电故障诊断的新方法。
参考来源 - 火箭漏电故障诊断技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A model of rough radial basis function (RBF) neural network with attribute significance is presented.
提出一种基于属性重要性的粗糙rbf神经网络模型。
On the other hand, an improved definition of the attribute significance based on the weighed sum is proposed.
另一方面，针对解决约简的最优属性的选择问题，提出一种加权求和的属性重要度定义。
Based on attribute significance of rough set, sets up objective weight definition models and combined weight definition models based on rough set.
基于粗糙集属性重要性原理，建立了基于粗糙集的客观权重确定模型和主客观综合权重确定权重。
应用推荐