查询词典 regression hyperplane

On such bases, we apply logistic regression to reach a forecasting model for those ST companies before the year of special treatment and we also estimate the cut-off point of the model based on Bayes formula.

我们相信，这一判别模型不仅是对本文研究结论的一个总结和具体应用，而且对于监管部门、投资者、债权人、公司管理层均有一定的借鉴作用。

We divide Shanghai and Shenzhen stock markets into bear and bull market, and use the regression analysis and Granger test of causality to analyze the relationship between price and volume in different market background.

以上证指数的走势将股市划分为熊市和牛市，针对不同的市场背景，采用回归分析和Granger因果关系检验，分别对牛市和熊市的量价关系进行研究。

Whereas a multi-element regression analysis indicated that 6 indexes presented an obvious significance (analysis level:α=0.1) for judging benignancy or malignancy of a thyroid tumor.

单因素分析显示，19项指标在甲状腺良恶疾病的表现中，有显著性差异(P＜0.05)；多因素分析表明，6项指标在判断甲状腺良恶性肿瘤作用中，有显著意义(分析水平：α=0.1)。

Objective:To establish a principal component regression method for the determination of caffeine and sodium benzoate in annaka injection .

摘 要 目的：建立安钠咖注射液中苯甲酸钠与咖啡因的主成分回归测定法。

To counter this problem,we proposed a new biased estimator which is called rigid regression estimator.

针对此问题，提出一种新的卫星定位算法。

As to seemingly unrelated regression system,a new biased contracting estimator of the parameters is put forward,which is the combination of generalized ridge covariance-improved estimator and Stein estimator,and the good features of this estimator in mean square error is discussed.

对于一类相依回归系统，结合广义岭型协方差改进估计与Ste in估计，提出了一种新的有偏压缩估计，，并讨论了该估计在均方误差下的优良性质

In this paper we discuss the influence problem of Ridge Estimator in general linear regression model, study the influence analysis on Ridge Estimator with covariance matrix disturbance and data deletion, define Cook distance of Rideg Estimator based on biased estimator.

讨论一般线性回归模型岭估计的影响+分析问题，研究了协方差阵扰动和数据删除对岭估计的影响，给出了岭估计基于有偏估计的Cook距离。

Then, the relative disadvantages of the widely used stepwise regression method are discussed, and the theory of information criteria as presented by AIC and BIC is introduced.

在此基础上，我们对以AIC和BIC为代表的各种基于信息标准的模型选择法予以介绍和评论。

Employing the bidimensional regression along with standard deviational ellipse, the authors compared the local and global distortions between two kinds of cognitive maps.

在此基础上，通过二维回归与误差椭圆的方法分别对两种外部化方法获得的结果进行全局与局部的比较，研究发现手绘草图的方法的结果更加符合实际地图；然而两个方法在变形的趋势上却大致相同。

NMath Stats contains a data table class with functions for computing descriptive statistics, such as mean, variance, standard deviation, percentile, median, quartiles, geometric mean, harmonic mean, RMS, kurtosis, skewness, and many more; PDF, CDF, inverse CDF, and random variable moments for a variety of probability distributions, including normal, Poisson, chi-square, gamma, beta, Student's t, F, binomial, and negative binomial; Combinatorial functions, such as factorial, log factorial, binomial coefficient, and log binomial; Multiple linear regression; Basic hypothesis tests, such as z-test, t-test, and F-test, with calculation of p-values, critical values, and confidence intervals; One-way and two-way analysis of variance and analysis of variance with repeated measures; Multivariate statistical analyses, including principal component analysis and hierarchical cluster analysis.

nmath统计包含一个数据表的阶层与职能计算描述性统计，如平均，方差，标准差，百分位，中位数， 25 ％，几何平均数，调和的意思是，有效值，峭度，偏度，还有更多的； PDF格式，民防部队，逆民防部队，并随机变量矩的各种概率分布，包括正常，泊松，卡方检定，伽玛，测试版，学生的吨，男，二项式，并负二项分布；组合的功能，例如阶乘，日志阶乘，二项式系数，并登入二项式；多元线性回归；基本假设测试，如的Z测试， t检验， F检验，计算p值，临界值，和置信区间；之一，双向和双方法方差分析和方差分析与反复的措施；多元统计分析，包括主成分分析和聚类分析。

The teacher likes the honeymouthed little girl very much.

老师很喜欢这个嘴甜的小姑娘。

Mr. Notker Bien's interests are traveling, spending quality time with the family and long-distance-running.

诺特卡·柏恩先生热爱旅游，长跑，以及和家人一起共度美好时光。