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- LIKELIHOOD ESTIMATION AND TWO-STEP ESTIMATION OF SAMPLE SELECTION MODEL 样本选择模型的似然估计与两步估计
- Sample selection model 样本选择模型
- Click Select Model on the Mining Model table. 在“挖掘模型”表中,单击“选择模型”。
- A new method is proposed for sample selection in large data set. 提出了一种大规模数据集的训练样本选择方法。
- Click Select Model, expand Targeted Mailing, and then choose TM Decision Tree. 单击“选择模型”,展开“目标邮件”,再选择TM Decision Tree。
- To achieve these objections, we first estimate a probit insurance participation decision model and then a random-effects insurance volume decision model with Heckman’s sample selection correction. 首先使用二元选择模型（probit模型）进行企业是否投保问题的研究，然后选用带有Heckman样本选择校正的随机效应模型进行企业投保量的研究。
- Sample selection error -improper sample design or sampling procedure execution. 白天在商场选取女性应答者可能就把职业女性排除在外。
- This article try to quote the adverse selection model to establish an optimal underwrite mechanism. 本研究尝试以契约理论中的逆选择模型，创建一个最适的承销契约机制。
- Heckman, J.J. (1979), Sample selection bias as a specification error, Econometrica, 47, 153-161. 样本选择偏差，一看就知道是个很重要的问题嘛，排名第五，不算亏待。
- An algorithm based on inverse matrix for mean variance portfolio selection model is proposed. 介绍均值方差资产组合选择模型的一种以逆矩阵为基础的算法。
- The method of sample selection should be recorded. The sample should include all significant types of transaction. 应当书面记录挑选样本的方法，样本应当包括所有重要的交易类型。
- Global attractivity in a genotype selection model, International Journal of Math 2002年11月22日,():. 李小平中立型时滞微分方程的渐近稳定性;数学物理学报2002年11月;():.
- The test batch sizes laid down in the standards apply as regards sample selection. 对于取样的选择，试验批次尺寸在运用的标准中列出。
- Applying adverse selection model to analyze USO and entry regulation under comparative competition is (are) the focus of this paper. 3论文通过建立逆向选择模型，着重研究在当前医疗服务市场不具备完全竞争条件时的有关规制问题。
- THE REGIONAL CLASSIFICATION METHOD OF SAMPLE SELECTION FOR MECHANISM'S STUDY OF INVESTMENT AND FINANCING OF PUBLIC HEALTH IN RURAL AREAS. 农村公共卫生投融资机制研究样本抽取的区域分类方法。
- First, the paper disserts the theory of supply chain and coorperating partners, which is the basis for constructing the selection model and methold. 首先，本文分析了供应链与供应链合作伙伴理论，以此作为后续供应链伙伴选择模型和方法的背景。
- To understand the rules, we should pay more attention to time scale and sample selection, and researches on macro regularity based on micro statistics. 对旅游发展规律的认识要注意时间尺度和样本的选取，由微观态的统计上升为对宏观规律的探究。
- Every year they would select model workers, and each one would wear a large red corsage on his chest. 每年都会评选劳动模范，每个人胸前还戴上一朵大红花。
- To optimize the testability verification experiment scheme, an optimized failure sample selection algorithm is put forward. 摘要为设计优化的测试性验证试验方案，提出了故障样本优选算法。
- A new portfolio selection model is proposed on the basis of a new portfolio selection theory, namely the maximin theory. 摘要在一种新的投资组合选择原理-极大极小原理的基础上，提出了一种新的投资组合选择模型；
