因子模型

The first derivative spectra have been applied to develop this model. This model has been optimized by selecting the best wavelength range and the most suitable factors.

为了优化模型，我们对白酒的近红外光谱进行一阶导数处理，选择最佳的波长范围和最适的因子数。

This paper is based on the financial data of listed companies in 1999 fiscal year.

文中以上市公司1999年度可公开获得的财务数据为基础，运用因子分析方法，推导出一个基于现金流量的财务困境预测模型。

Methods Using Wistar rats as animal pattem of ADR-induced myocardial injury and sodium selenite as protective agent.The double flourescent staining of apoptosis and expression of transforming growth factor β1 (TGF β1) were examined in liver tissue of animal pattern of ADR-injury by immunohistochemical and TUNEL,and the level of lipid peroxidation in serum was observed.

通过复制大鼠阿霉素性心肌损伤的动物模型，以亚硒酸钠作为保护因素，应用原位末端标记法和免疫组化技术检测大鼠肝细胞凋亡和肝细胞转化生长因子β1表达，并观察了大鼠血清中脂质过氧化含量。

The foundations of support vector machines are introduced. Four mathematics models of support vector classifications including linearly hard margin SVM, linearly soft margin SVM, non- linearly hard margin SVM and non-linearly soft margin SVM are discussed.

摘 要：介绍了支持向量机的基本思想，依据是否引入核函数，是否具有惩罚因子，支持向量分类算法被分为线性分界面硬间隔、线性分界面软间隔、非线性分界面硬间隔和非线性分界面软间隔四类，并讨论了它们的数学模型。

In Chapter 4, the related mathematical knowledge, methods and principles are presented which include mathematical morphology, Fourier transform and discrete cosine transform, illposed problem and corresponding regularization methods, basic iteration methods and preconditioning technologies.

回顾并比较了传统线性和非线性滤波方法，详细综述了从变分到PDE在图像滤噪与模糊恢复上的应用和发展，模型基本形式为无约束极小化问题：〓（1）惩罚算子L扩散形式为〓（2）Κ为扩散项，是调整扩散程度的关键因子。

All parameters, including the fractional derivative order, can be estimated using the proposed algorithm.

该算法可以估计出包括公因子阶次在内的所有模型参数。

In their logistic regression models to establish odds ratios, the authors adjusted for demographics; other established risk factors for melanoma, including numbers of nevi and extent of freckling; and any use of exogenous hormones.

在他们确立优势比的对数回归模型中，作者 adjusted for demographics ；确定的其他黑素瘤危险因子包括痣的个数和大小，还有外源激素的使用情况。

According to this theory, the stress intensity factor around the crack-tip is a function of several variables, while Irwin's stress intensity factor K1 is a constant, therefore the factor K1 becomes a particular case of the generalized factor K1g.

作为钝角裂纹模型的K1g将在无限细的数学裂纹的尖点上退化为K1。广义应力强度因子的表达形式为风K1g＝ηK1，其中η是一个多变量函数，它是一个对于K1；的修正系数。在数学裂纹尖点上有η＝1。

Range image segmentation ; Gaussian mixture model ; EM algorithm ; Bayes factor

距离图像分割；高斯混合模型； EM算法；贝叶斯因子

We established a regression model between Grassland Health Index and visible/infrared and applied GHI in TM.

利用表征群落总量、放牧退化的主成份和草场健康指数(Grassland Health Index，GHI)与样方光谱反射率之间的相关性，建立了GHI与可见光、红外光因子的回归模型。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。