- 更多网络例句与因变量相关的网络例句 [注:此内容来源于网络,仅供参考]
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Error of regression model with Least Absolute Deviation is less than with least square method. These two methods are associated in this paper.
本文提出的改进的偏最小二乘回归将这两种方法结合起来,在偏最小二乘回归过程中利用最小一乘法建立因变量对提取的自变量成分的多元回归模型。
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Research developed the antecedence of organizational commitment and occupational commitment, validated the influence pattern of career growth on commitment.
研究拓展了员工组织承诺与职业承诺的前因变量,验证了职业成长四个维度对员工组织承诺与职业承诺的作用路径。
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By disposal of partial least-squares regression, the collinearity of roadway surrounding rock displacement influence factors is removed and the principal components having optimum explanation to dependent variables are extracted. It makes node numbers of neural network input layer cut down to three from seven, and has effect of simplifying structure and strengthen stability of neural network.
通过偏最小二乘回归对巷道围岩的位移影响因子的处理,消除了影响因子的线性相关性,并提取了对因变量解释性最强的成分,使BP网络的输入层节点数目由原来的7个减少到3个,起到了简化网络结构,增强网络稳定性的作用。
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Results: Independent variables of year and hospital level, rather than area were associated with the increase of the two dependent variables. The two dependent variables positively correlated with each other.
结果:多元多层模型显示,自变量中的年份与医院级别对两因变量(医院仪器设备总值与业务收入)的增长值有影响,而地区对其无影响;两因变量间存在正相关关系(r=0.962)。
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Results: Independent variables of year and hospital level, rather than area were associated with an increase of the two dependent variables. The two dependent variables positively correlated with each other.
结果:多元多层模型显示,自变量中的年份与医院级别对两因变量(医院仪器设备总值与业务收入)的增长值有影响,而地区对其无影响;两因变量间存在正相关关系(r=0.962)。
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The results of dependent variables research include:the price in December is suitable dependent variable for value model.
模型因变量选择的研究结论是:12月股票价格是吸收价值因素反映相关关系的最佳因变量。
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In normal multivariate regression analysis, the relations between independent variable and dependent variable is analyzed, and the value of dependent variable can be forecasted.
在一般的多元回归分析中,通过分析因变量和自变量之间的关系,可以预测因变量的值。
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Secondly, transform the original model to a new one: using market value of stock to replace par value of debt or stock, in order to study the company's financing activity through angle of view in market.
变换基本模型:包括选择新指标建立新模型,采用股权的市值作为因变量,从市场的角度审视公司的融资行为;采用债权和股权的加权平均数据作为因变量,寻找最适合中国上市公司的融资比例。
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Methods At first, the relationship of linear or non-linear between dependent X and independent Y in original data can be distinguished by scatter diagram which can be made through Excel software.
方法通过利用Excel可绘制散点图的功能,了解原始数据自变量X和因变量Y间的线性与非线性关系,并由自变量X和因变量Y的自然对数转换后的散点图的情况,决定采用何种曲线拟合。
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Methods At first, the relationship of linear or non-linear between dependent X and independent Y in original data can be distinguished by scatter diagram which can be made through Excel software. The scatter diagram of log- arithmic transformation between dependent X and / or independent Y decides which curve to be fitted.
通过利用Excel可绘制散点图的功能,了解原始数据自变量X和因变量Y间的线性与非线性关系,并由自变量X和因变量Y的自然对数转换后的散点图的情况,决定采用何种曲线拟合。
- 更多网络解释与因变量相关的网络解释 [注:此内容来源于网络,仅供参考]
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attributive variable:因变量
"几乎全新","较新","较旧"和"很旧",分别转换为对应的虚拟变量(dummy variable)输入模型,同时,将卖者性别,信誉分数,卖者所设定的拍卖时间,起拍价和保留价以及与之相对应的买者信息都作为因变量(attributive variable)放入模型,回归分析
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case study method:案例研究方法
案例研究方法(case study method) 与实验、问卷调研等并列为主要的社会科学研究方法. 案例研究法是对现实中某一复杂的和具体的现象进行深入和全面的实地考察,是一种经验性的研究方法. 实验法的基本原理是控制环境条件,通过引起自变量的变化来观察因变量的变化,
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Dependent variable:因变量
一项心理学实验包含3种变量:自变量(independent variable)、因变量(dependent variable)和额外变量(extraneousvariable). 那么,什么是心理学实验呢?心理学实验要求额外变量保持恒定,而仅仅操纵自变量去影响因变量.
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Dependent variable:应变量
所谓被解释变量,即其变化受其他一个或几个变量影响的变量,故又称"因变量"或"应变量"(dependent variable);解释变量即那些影响被解释变量的其他变量,也叫"自变量"(independent variable).
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goodness of fit:拟合优度
OLS 通过使得样本观测数据的残差平方和似然(likelihood)即概率,特别是由自变量观测值预测因变量观测值的(二)拟合优度(Goodness of Fit)统计量实际应用中,经常采用分类表(Classification Table)来反映拟合效果.
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graph:(图象)
把一个函数的自变量x与对应的因变量y的值分别作为点的横坐标和纵坐标,在直角坐标系内描出它的对应点,所有这些点组成的图形叫做该函数的图象(graph)
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household income:家庭收入
在1989年的研究中,倪志伟就已经宣称他的研究中的因变量--"家庭收入(household income)"--的全面性,指其包括了各种来源的现金收入(cash income ):农业,副业,非农业,家庭成员在外工作的收入等.
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irrelevant variable:无关变量
我们可 以把实验中的变量分为两类,一类是实验条件,另一类是在这些实验条件下产生 的结果(即:因变量) .在实验条件中,一类是对因变量不产生影响的实验条件, 称为无关变量(irrelevant variable) ;另一类是对因变量产生影响的实验条件,
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Response Surface Designs:因变量表面设计
DOE Review DOE回顾 | Response Surface Designs因变量表面设计 | Multiple Regression多元回归
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antilog:反对数
[1] 半对数回归方程(semilogarithmic equation)中虚拟变量与因变量变异的关系,可以用虚拟变量回归系数的反对数(antilog)来解释因变量的变化率(Gujarati, 1988).