The linear mixed model for longitudinal data proposed by Laird and Ware is studied.

考虑纵向数据的一般线性混合效应模型。

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The proposed model is more widely applicable and is of reference value for longitudinal stability analysis of shield tunnels.

研究结果对盾构隧道纵向稳定性分析具有一定参考价值。

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It is necessary to make a reasonable covariance structure for longitudinal data so as to fit these data with linear or nonlinear models.

为了用线性或非线性模型拟合纵向数据，需要确定一个合理的协方差结构。

youdao

Many academic researchers would die for such a bunch of free and consistent subjects for longitudinal studies.

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And of course even when that high minded (and might I say single with no kids) individual committed their principles to action I would want to wait for the longitudinal study to come in before changing my consumption patterns.

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In addition to studying new companies, BSIMM 3 for the first time provides longitudinal data on the security process at eleven of the thirty companies profiled in May 2010.

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