Covariance analysis with forward stepwise variable selection was carried out.
统计方法采用逐步向前变量选择协方差分析。
This paper describes a variable selection method of nonlinear econometric modeling.
提出了非线性计量经济建模变量选择的一种方法。
Variable selection and transformation selection are two different problems in the linear model.
变量选择和变换选择是线性模型中的两个不同的问题。
This paper also introduces a relevant method of variable selection and some application of the model in educational data analysis.
本文还提出了与之相关的模型变量优选的方法以及该模型在教育数据分析上的应用。
The variable selection method based on traditional statistical technique can not achieve high accuracy in financial distress prediction.
传统的基于统计技术的变量筛选法不能保证财务困境预警模型的精度。
Then, some methodologies on data clearing are introduced, and we propose an algorithm on variable selection through sensitivity analysis.
文中提出了数据清理的一些方法，给出了通过灵敏度分析来进行因子筛选的一种算法。
It is shown that the SVM has good predictive capacity after variable selection and the final SVM model has the generalization accuracy of 93.30%.
结果表明，SVM方法通过变量筛选后具有很好的预测能力，其预测正确率达到93.30%。
The variable selection, data preprocessing and model structure of power load forecasting, and their effects on forecasting precision are discussed.
着重论述了电力负荷预测中建模变量的选择、数据的预处理方法、模型的拓扑结构及其对预测精度的影响。
Variable selection in statistical modeling process is an extremely important issue, but there are some drawbacks in the traditional variable selection methods,.
变量选择在统计建模过程中是极其重要的问题，但传统的变量选择方法却存在一些不足。
Wavelength selection methods are variable selection techniques that allow calibration models to be constructed with a subset of spectral points instead of with the whole spectrum.
波段选择也属于变量选择，它是用选出来的波段代替全波段建模从而改善模型的性能。
The variable can also be a selection that the user can make (for instance, Save changes or Cancel).
变量也可以被用户选择(例如，保存更改或取消)。
This makes the environment variable USE_ZEND_ALLOC available to allow selection of malloc or emalloc memory allocations at runtime.
这使环境变量use_zend_alloc可用于允许在运行时选择malloc或emalloc内存分配。
The proper selection of air diffusers will help to ensure that variable air volume will operate over a range of air volumes well.
送风散流器的合适选择有助于确保变风量系统在较大的风量范围内运行良好。
Independent variable of selection decides directly the advantage and disadvantage of the model which is the very important process of the establishment of the linear regression model.
线性回归模型的建立，一个很重要的过程就是自变元的选择，它直接决定着模型的优劣。
Now, you can define the selector so that the service call gets routed to the correct component. In the next steps, you specify the selection criteria, which is the value of the applyDate variable
现在，您可以定义选择器，以便将服务调用路由到正确的组件。
This paper presents a selection method of sliding-mode switcher wire of a variable structure system (VSS) controlled with temperature, and the practical results show this method to be effective.
本文给出了一种温度控制变结构系统(VSS)滑模开关线的选择方法，结果表明该方法是行之有效的。
The selection problem of controlled variable locations was settled by comparing the temperature responses at different locations.
通过对不同位置的温度响应分析比较、对控制点位置的选择提供了基础。
Wind load is a main variable in OCS design, its right selection is very important for safety operation of OCS and economic efficiency of the system.
风荷载是接触网设计中主要的可变荷载，风速取值的正确与否对接触网的运行安全及系统的经济性至关重要。
The optimized operation of pumping station with variable speed drive (VSD)and the selection of number of pump-units in the station are discussed.
介绍变速泵站优化运行及变速泵机组最佳台数的选择。
This article introduced the cantilever climbing form construction technology of variable section hollow thin-walled pier through scheme comparison and selection.
本文通过方案比选确定了采用悬臂爬模施工技术，并详细介绍了变截面空心薄壁墩悬臂爬模施工技术。
The research on variable mass flowing law in horizontal wellbore is the basis of the productivity prediction, horizontal length selection and completion design optimization of horizontal well.
水平井筒变质量流动规律的研究是水平井产能预测、水平井水平段长度优选以及水平井完井设计优化等的基础。
Heterogeneity may have been due to differences in selection of participants, and to differing exposures to lithium in the pre-study phase resulting in variable influence of a discontinuation effect.
异质性可能是因为受试者选择不同的差异或是研究前对锂盐暴露的不同，导致了终止效应的不同影响。
The fusion course of different material (Fe and Ni)in spot weld with different process variable was researched. The weldableness and the selection of parameter were researched, too.
对异质材料铁-镍点焊在不同规范下熔合过程进行了试验研究，包括可焊性及规范参数的选择。
In a dynamic system analysis with the method of state variable, when the system is more complex, the selection of state-variable has some difficulties.
用状态变量法分析动态系统时，若系统比较复杂，对于状态变量的选择就存在一定的困难。
PMLP type plane series chain plate debris removal unit offers wide selection of transmission speed and working range and is of high working efficiency and has variable debris removal width.
PMLP型系列平面式链板排屑机，切屑输送速度选择范围大，工作效率高，有效排屑宽度多样化，可提供充足的选用范围。
Age was identified as an important variable in the selection of patients for esophageal cancer surgery.
提示年龄在患者是否接受食管癌手术时作为重要的参考指标。
This paper analyzes the phase selection theories of sequence current, the current break variable and the compensation voltage.
分析了反映序电流、电流突变量和补偿电压的选相原理，提出了当电压互感器断线时为防止误动应闭锁补偿电压选相。
So, the selection of variable pump pressure limit is appropriate, because this type of pump flow with the system pressure varies.
所以选择限压式变量泵为宜，因为这种类型的泵的流量随系统压力的变化而变化。
Connection sequence of the grain size screening device, the density screening device and the color selection device is variable, however, the packing device is connected at last.
所述的粒径筛选装置、密度筛选装置、色选装置的连接顺序不定，但最后连接的是包装装置。
The selection scope of panel and side joint is 200mm-300mm and the variable joint widths is 1mm-30mm.
嵌板和侧面接口的范围在200—300毫米之间，可变接口宽度则在1—30毫米之间。
应用推荐