Visual research on the trustability of classical variable selection methods in Cox regression
نویسندگان
چکیده
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Variable selection in Cox regression models with varying coefficients
We deal with two kinds of Cox regression models with varying coefficients. The coefficients vary with time in one model. In the other model, there is an important random variable called an index variable and the coefficients vary with the variable. In both models, we have p-dimensional covariates and p increases moderately. However, it is the case that only a small part of the covariates are re...
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ژورنال
عنوان ژورنال: Hacettepe Journal of Mathematics and Statistics
سال: 2020
ISSN: 2651-477X
DOI: 10.15672/hujms.630402