1) validity function
有效性函数
1.
In this paper,by using the Subtractive Clustering Method and clustering validity function,set up the clustering center point was and the clustering classes in this new method,auto-adapted clustered the data set was implemented,and applied this method to the segmentation for CT images.
针对模糊C均值聚类算法(FCM)聚类过程中,初始聚类中心通过随机产生、类别数的确定通过预定义的方式实现的问题,利用减法聚类(SCM)以及聚类有效性函数,实现对FCM聚类过程的聚类中心和聚类类别数自动进行设定,实现了数据的自适应聚类,并将其应用到了CT图像的自动分割中。
2.
This article aim at failing of convergence rate is too slow in the based on common FCM arithmetic and validity function arithmetic,because it use Gauss randomicity to update dimensions powers,use genetics to accelerate convergence rate.
针对文[1]提出了基于普通FCM算法和聚类有效性函数相结合的算法,并通过一个Gauss随机变量来更新维特征的权值的算法收敛速度慢,一般都要要迭代上千次的缺陷,引入遗传算法,来加速算法的收敛速度。
3.
The optimal feature number is decided automatically by the introduced cluster validity function.
该算法通过引入聚类有效性函数,实现了最优特征数目的自动确定。
2) Validity measure function
有效性函数
1.
Validity measure function is introduced to the kernel clustering algorithm, and it can get the sorts’ number automatically.
提出了基于角点特征和自适应核聚类的目标识别方法,将有效性函数引入核聚类算法中,提出了一种可动态估计聚类数目的自适应核聚类算法。
2.
Kernel function and validity measure function are introduced to the fuzzy clustering algorithm, and fuzzy kernel clustering self-adaptive algorithm is proposed.
针对模糊聚类算法在样本特征不明显时不能取得很好的聚类效果 ,以及现有的模糊聚类算法需要事先确定聚类数 ,随机性强、容易陷入局部最优等弱点 ,将核函数和有效性函数引入到模糊聚类中 ,提出了模糊核聚类的自适应算法 。
3) cluster validity function
聚类有效性函数
1.
New cluster validity function based on the modified partition fuzzy degree;
一种基于修正划分模糊度的聚类有效性函数
2.
In this paper the cluster validity function is given,which is applied to estimate the rationality of clustering results.
同时,给出了聚类有效性函数对得到的聚类结果进行合理性判断。
3.
A cluster validity function-based method is proposed for solving the problem of clustering for area geographical entities when the number of cluster is unknown.
为解决聚类数未知条件下面状地理实体的聚类问题,文中提出了一种基于聚类有效性函数的聚类方法。
4) effective functions
有效函数
1.
The advantage of this algorithm is that only making the matrix multiplication operation or solving equations set, can the decending direction of minimax be obtained without having need to consider how many effective functions there are and how to calculate the inverse matrix.
该算法的特点是：不必考虑有效函数的个数，不必计算逆矩阵；只需要作矩阵的乘法运算或求解方程组就可以得到ｍｉｎｉｍａｘ的下降方向。
5) nonlinear effective-consumption function
非线性有效消费函数
1.
Based on a nonlinear effective-consumption function,this paper constructs a inter-temporal substitution model between government spending and private consumption by using co-integration test,error correction model and impulse response function method.
以非线性有效消费函数为基础,构造了一个政府支出与居民消费的跨期替代模型,并利用1978-2004年的相关数据,采用协整检验、误差修正模型以及脉冲响应分析等计量经济方法,实证研究了我国政府支出与居民消费的关系。
2.
Based on the nonlinear effective-consumption function, this paper constructs an inter-temporal substitution model between government expenditure and private consumption, and empirically researches the relationship between them on the basis of correlating data in 1978~2004.
以非线性有效消费函数为基础,笔者构造了一个政府支出与居民消费的跨期替代模型,并利用1978年~2004年相关数据,实证研究了我国政府支出与居民消费的关系。
6) the effective work function
有效功函数
补充资料：连续性与非连续性(见间断性与不间断性)
连续性与非连续性(见间断性与不间断性)
continuity and discontinuity
11an父ux泊g四f“山。麻以角g、.连续性与非连续性(c。nt，n琳t:nuity一)_见间断性与不间断性。and diseo红ti-
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条