| 1. | We have just defined four important sets in terms of the transitive closure of four very simple relations . 我们根据四个非常简单的关系的传递闭包,恰好完成了四个重要的集合。 |
| 2. | A simple and direct algorithm for computing transitive closure of fuzzy matrix 算法到求模糊矩阵传递闭包的一个简捷算法 |
| 3. | The set of reachable objects is the transitive closure of the root set under the points - to relation 可到达的对象集是指向关系下根集的传递闭包。 |
| 4. | The following example shows using recursive triggers to solve a self - referencing relationship also known as transitive closure 下面的示例中说明使用递归触发器来解决自引用关系(也称为传递闭包) 。 |
| 5. | Cluster analysis is one of the means of multivate analysis and is widely used in pattern recognition , data mining and decision analysis etc . now the popular clustering algorithm is transitive closure clustering algorithm and fuzzy c means clustering algorithm 聚类分析是多元统计分析的方法之一,广泛的应用在模式识别,数据挖掘和决策分析等领域。目前常有的聚类算法有传递闭包聚类算法和fuzzyc - mean算法。 |
| 6. | 1 . the fuzzy clustering methods of the discretization is based on transitive closure . it has passed through a series of identical transformation . it may lose a lot of information in discretizated decision - making . we have gaven a method of the discretization of fuzzy clustering methods based on perturbation ( fcmbp ) 1 .研究了基于模糊聚类的离散化方法,他们都是基于传递闭包的方法,经一系列的非恒等变换,使得离散后决策表信息丢失较多。 |
| 7. | Secondly , in the research of fuzzy clustering methods , we gave out several useful formulae and an improved fuzzy transitive closure method according to the degrees of influence of various pyrolysis parameters . we also brought up a modified fcm algorithm according to the different functions of the samples 其次,在对基于模糊聚类的识别方法研究中,根据各种热解参数在油气层预测中的影响程度,给出了构造模糊相似矩阵的几个有用的公式,以及改进的模糊聚类传递闭包法;根据每个样本点对分类的不同作用,提出了一种改进的模糊c均值算法;试验结果表明,这两种方法都可以有效地提高分类精度。 |
| 8. | Based on the electromechanical coupling characteristic of the multi - machine power system , the transitive closure is calculated depending on the synchronization torque coefficient matrix . then a proper threshold value is chosen to achieve the reasonable block decoupling of multi - machine power system . eigenvalues of block - decoupling subsystem are calculated respectively 该方法根据多机电力系统的机电耦合特性,在多机系统同步力矩系数矩阵的基础上,求取传递闭包,通过选择适当的阈值水平,实现多机系统的合理分块解耦;对各分块解耦子系统分别计算特征值,各子系统的特征值的集合可以近似作为原多机系统的特征值。 |