| 指数分布下混合截尾步加试验参数二次极大似然估计 |
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| 引用本文： | 冯文雅,刘瑞元.指数分布下混合截尾步加试验参数二次极大似然估计[J].甘肃联合大学学报(自然科学版),2009,23(4):14-17. |
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| 作者姓名： | 冯文雅 刘瑞元 |
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| 作者单位： | 青海师范大学,数学与信息科学系,青海,西宁,810008 |
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| 摘 要： | 在指数分布场合下,利用步加试验得到的数据将步加试验转化为混合截尾情况下的恒加试验,得到了指数分布场合混合截尾步加试验的经验分布估计和二次极大似然估计.
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| 关 键 词： | 指数分布 恒加试验 步加试验 混合截尾 经验分布估计 二次极大似然估计 |
Twice Maiximum Likelihood Estimation of Step-Stress Accelerated Life Tests for Exponential Distribution and Hybrid Censoring |
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| FENG Wen-ya,LU Rui-yuan.Twice Maiximum Likelihood Estimation of Step-Stress Accelerated Life Tests for Exponential Distribution and Hybrid Censoring[J].Journal of Gansu Lianhe University :Natural Sciences,2009,23(4):14-17. |
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| Authors: | FENG Wen-ya LU Rui-yuan |
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| Institution: | Department of Mathematics and Information Science;Qinghai Normal University;Xining 810008;China |
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| Abstract: | At the Exponential Distribution and according to the datas from step-stress accelerated life testing(ALT),the step-stress ALT were traslated into constant-stress ALT of hybrid censored,the experienced distributional estimation and the two-time maximum likelihood estimation were got. |
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| Keywords: | exponential distribution ALT test step-stress ALT costant-stress ALT hybrid censored experienced distributional estimation two-time maximum likelihood estimation |
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