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1)  Degree of Gray Incidence
灰度关联度
2)  grey correlation
灰关联度
1.
Fujian construction industry development evaluation based on grey correlational analysis
基于灰关联度的福建建筑业发展水平评价分析
3)  grey related degree
灰关联度
1.
This paper researches on the main factors that affect oil output with grey related degree,selecting the factors with larger degree of association as influential elements,and the nonlinear relationship is calculated based on an improved GM(1,N) Model.
影响塔里木盆地石油产量的因素是多方面的,这些参数与产量之间具有非线性关系,采用通常的数学方法很难对其进行分析,鉴于此,本文利用灰关联度对塔里木盆地油气产量的主要影响因素进行分析,从中选择关联度较大的因素作为影响元,用修正的灰色GM(1,N)模型来求解这种非线性关系,对未来几年塔里木盆地的石油产量进行了定性和定量的预测,取得了较好的效果。
4)  gray correlation degree
灰关联度
1.
Firstly,the weighted Euclid distance is defined through the weighted gray correlation degree and the threshold value is determined by the F statistic.
首先通过加权灰关联度定义了加权欧氏距离,给出了以F统计量确定最优λ阈值的方法。
5)  grey correlation degree
灰关联度
1.
To reduce power system mid-long term load forecasting error, this paper presents a combined method based on correlation analysis like correlation coefficient, grey correlation degree and Theil coefficient.
为使中长期电力负荷预测的各种误差指标皆得到不同程度的改善,从相关性分析(相关系数、灰关联度、Theil不等系数)的角度进行综合预测方法的研究。
2.
Based on grey system theory, shortages about definition of grey correlation space and calculation of grey correlation degree are pointed out in this paper.
重点是提出了改进的灰关联空间的定义及灰关联度的计算式,并讨论了改进后的灰关联度计算式具有一定良好的性
3.
Firstly,this paper put forward the Definition of a new correlation degree based on the fuzzy nearness and the grey correlation degree.
首先结合灰色系统和模糊数学的有关理论,提出了基于模糊贴近度和灰关联度耦合的新关联度定义。
6)  grey relational grade
灰关联度
1.
How to judge optimal dividing? The representatives of samples are judged by the thinking of grey relational grade analysis in grey system theory.
如何进行最优划分的判定?针对这一问题,本文提出一个新的判定模型:根据灰色系统理论中灰关联度分析的思想,建立灰关联序模型,根据灰关联算法,判断样本代表性。
2.
The grey relational grades of some comparatives grey numeral sequences with the reference grey numeral sequences were defined by their whiting values as grades of their whiting sequences.
通过定义灰关联度的白化值为灰数比较序列的白化序列与灰数参考序列的白化序列的关联度给出了灰关联度定义。
补充资料:关联度
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性质:表征两个事物之间的关联程度,在数学上是指两函数相似的程度,是灰色系统分析的一个术语。它用关联系数表示。关联系数,式中Δmin,Δmax分别是母因素与子因素时间数列在各时刻绝对差值的最小和最大值,Δij(tk)是tk时刻的绝对差值。

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