دورية أكاديمية

Identify Relative importance of covariates in Bayesian lasso quantile regression via new algorithm in statistical program R.

التفاصيل البيبلوغرافية
العنوان: Identify Relative importance of covariates in Bayesian lasso quantile regression via new algorithm in statistical program R.
المؤلفون: Alhusseini, Fadel Hamid Hadi, al Shaybawee, Taha, Sabbar Alaraje, Fedaa Abd Almajid
المصدر: Romanian Statistical Review; 2017, Issue 4, p99-110, 12p
مصطلحات موضوعية: BAYESIAN analysis, REGRESSION analysis, ALGORITHMS
مستخلص: In this paper, we propose a new algorithm to determine the relative importance of covariates by Bayesian Lasso quantile regression for variable selection assigning new formula of Laplace distributions for the regression parameters. Simple and efficient Markov chain Monte Carlo (M.C.M.C) algorithm was introduced for Bayesian sampler. Simulation approaches and two real data set are used to assess the performance of the proposed method. Both simulated and real data sets show that the performs of the proposed method is quite good for Identify Relative importance of covariates. [ABSTRACT FROM AUTHOR]
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