【摘要】 本文研究了恒定应力加速寿命试验在获得混合分组数据情况下的参数估计问题.利用EM算法,获得了参数极大似然估计的迭代式.该结果推广了分组数据场合下一般恒加试验的参数估计.更多还原

【Abstract】 This article mainly discusses the estimation of parameters in accelerated life model with constant-stress based on mixed grouped data.By using EM Algorithm,we obtain the equations for most likelihood estimators of parameters.The results generalize the estimation of ALT model based on grouped data.更多还原