期刊文献+

潜半参数回归模型的变量选择(英文)

Variable selection in latent semiparametric regression models
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摘要 作者提出了潜半参数回归模型及其估计方法.该方法应用双重判罚,使得在估计非参数的同时可以对参数部分进行参数估计和变量选择.在分析过程中作者还得到了潜变量的估计值. In this paper, a posed. The proposed meth same time. The estimates the algorithm works out. ent semiparametric regression model and its estimation method are prois based on double penalizing and allows to estimate their influence at the the latent variables are byproduct of the analysis. Simulations show that
作者 吴凤妹
出处 《四川大学学报(自然科学版)》 CAS CSCD 北大核心 2011年第2期260-266,共7页 Journal of Sichuan University(Natural Science Edition)
关键词 变量选择 潜变量 半参数回归 EM算法 判罚样条 variable selection, latent variables, semiparametric regression, EM algorithm, penalized splines
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