ols

美 ['ɒlz]英 ['ɒlz]
  • n.普通最小二乘法
  • 网络普通最小二乘法(Ordinary Least Squares);最小平方法;普通最小平方法

olsols

ols

普通最小二乘法(Ordinary Least Squares)

普通最小二乘法OLS)对经典线形回归模型进行回归将得到最优线性无偏估计量。 但在结构式模型中,由于内生变量既可 …

最小平方法

最小平方法OLS)及最大概似法估计下(截断式回归、Tobit模型),结果显示整体及男、女性三个模型皆因时间因素而使 …

普通最小平方法

普通最小平方法(OLS)回归,使用RATS 应用软体为实证工具,并分别建构出

最小二乘估计

第二节 回归模型的参数估计 一、最小二乘估计OLS) ⒈选择最佳拟合曲线的标准 从几何意义上说,样本回归曲线应尽可 能 …

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Exception: if the new regressor is perfectly multicollinear with the original regressors , then OLS cannot be implemented. 例外:如果这个新解释变量与原有的解释变量完全共线,那么OLS不能使用。
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In this dissertation applications of Pulse Position Modulation (PPM) in Optical Label Switching (OLS) technology have been investigated. 本文主要研究了光标记交换方式下脉冲位置调制技术的具体应用。
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We begin by establishing the unbiasedness of OLS estimators under a set of assumptions. 首先,我们在一些假定下证明OLS估计量的无偏性。
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However, OLS estimation fails to account for unobserved factors that may be correlated with substance use and child behavior. 然而,苏丹生命线行动估计没有考虑到观测因素,可能与药物的使用和儿童的行为。
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s behavior problems. Ordinary least squares (OLS) results provide strong evidence that substance use is associated with behavior problems. 普通最小平方(生命线行动)的结果提供了强有力的证据表明,使用药物与行为问题。
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We begin by establishing the unbiasedness of OLS under a set of assumptions. 首先,我们在一些假定下证明OLS的无偏性。
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We then utilize OLS Model and Fixed Effect Model to explore the relationship between unexpected employee bonuses and abnormal returns. 接著利用OLS模型及固定效果模型来探讨异常报酬与未预期分红之关联。
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And then, it formulates an OLS model to further analyze and testify the relationship between banking sector structure and credit rationing. 然后建立一个简单的OLS回归模型来进一步分析和验证我国银行业结构对信贷配给的影响。
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Theory and experiment prove that it require less computational space and faster speed than batch process using ROLS algorithm. 理论研究和仿真实验证明:ROLS法比起批处理正交最小二乘法(OLS)所需的计算空间小,训练速度快;
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Explain and prove the properties of the OLS estimator under spherical disturbances. 解释和证明OLS估计量的性质在球形障碍。
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Based on the OLS estimation, we construct statistics to go through statistical tests comprehensively and modification. 建模过程基于OLS估计,构造统计量,进行多角度的统计检验并修正。
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Provides daily, weekly and monthly operation report to COO and hold the follow up meetings with OLs, BRMs and etc. 每天、每周以及每月向首席运营官提供有关运营情况的报告并及时召开会议与运营主管,销售等人员进行追踪。
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We will study the properties of the distributions of OLS estimators over different random samples from the population. 我们将研究从总体中抽取的不同的随机样本时,OLS估计量的分布。
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The selection of the descriptors was carried out by using a statistical technique coupling OLS regression and genetic algorithm. 所选择的参数进行了统计方法采用耦合生命线行动回归和遗传算法。
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and the OLS arithmetic is validated by the use of data from airborne sensors for unmanned aerial vehicles. 并利用无人机机载传感器数据来验证OLS算法的有效性。
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In order to evaluate the efficiency of hedge, OLS method arid BGARCH model are both used to calculate the optimal hedge ratios. 为了评估套期保值的效果,最小二乘方法(OLS)及二元GARCH(BGARCH)模型常被用于最优套期保值比率的估计。
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Fig4. Great Ols maximize its usage, like, replacement of rubbers. . . 伟大的女性办公人员将胶带的使用发挥到了极至,比如取代了橡皮。
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OLS estimates of Medicaid' s effect may be biased because of omitted variables bias and measurement error. 苏丹生命线行动估计的医疗补助的影响可能是有偏见的,因为忽略变量偏差和测量误差。
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So, this paper uses Granger Causality Test and OLS to analysis forming mechanism of export trade structure in China. 本文运用格兰杰因果检验和回归分析等实证分析了出口贸易结构的形成机理。
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A dog doesn't care if you're rich or poor, big or small, youngor ols. 一只狗不在乎你是穷或富、是高是矮、是老是少。
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This is particularly a problem for the OLS results, but also affects the HLM results. 这更是一个对苏丹生命线行动结果的问题,而且也影响到高级别会议的结果。
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then, through the auto-correlation and heteroscedasticity testing, analyze the OLS model defect in this application; 其后,通过对序列自相关及异方差检验,分析出该模型在此应用中的缺陷;
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CLM assumptions and Sampling Distributions of the OLS Estimators 经典假设与OLS估计量的样本分布
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OLS; Operation Lifeline Sudan Phase II Background Appeal Document; 苏丹生命线行动第二阶段背景呼吁文件;
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Expected Values and Variances of the OLS estimators OLS 估计量的期望值和方差
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Automatic Digital Modulation Recognition Based on OLS Radial Basis Function Neural Network 基于OLS的径向基函数神经网络实现多种数字信号调制方式自动识别
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Photography Inside Ols Government House Not 不准在古旧的政府大楼内拍照
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Properties of the OLS estimates OLS 估计的性质估计的性质
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Effect of Oak Barrel on the Flavan-3-ols and Proanthocyanidins in Red Wine during Aging 橡木桶陈酿对红葡萄酒中黄烷-3-醇和原花色素的影响
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The asymptotic normality of OLS OLS 的渐近正态