Abstract:
研究了数据右删失时威布尔分布刻度参数依赖于协变量情形下模型参数的估计问题,通过EM算法求解参数的极大似然估计.详细给出E步推导过程的同时,利用稳定的Gauss-Seidel迭代来实现M步.文章通过计算机模拟考察了所提方法在不同删失比例下的表现,并通过实例分析展示了该方法的应用.
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系统科学与数学
Year: 2022
Issue: 09
Volume: 42
Page: 2497-2507
Cited Count:
WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 12
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