V2EX lme4

Lme4

释义 Definition

lme4 是 R 语言中的一个常用软件包,主要用于拟合线性混合效应模型(linear mixed-effects models)以及相关的广义混合模型,常见于分层/重复测量数据分析(如教育、心理、医学与生态学研究)。

发音 Pronunciation (IPA)

/l m i fr/

例句 Examples

I fitted a mixed-effects model with lme4 in R.
我在 R 里用 lme4 拟合了一个混合效应模型。

Using lme4, the researchers modeled test scores while accounting for differences between schools and students.
研究者使用 lme4 对考试成绩建模,同时把学校之间和学生之间的差异纳入考虑。

词源 Etymology

lme4 这个名称通常被理解为 lme(linear mixed-effects,线性混合效应)加上 4(表示该软件包系列/版本的命名延续)。它在统计建模语境中被广泛用作“用来做混合效应模型的 R 包”的代称。

相关词 Related Words

文学与著名作品 Literary Works

  • Bates, D., Mchler, M., Bolker, B., & Walker, S. (2015). Fitting Linear Mixed-Effects Models Using lme4. Journal of Statistical Software(lme4 的经典参考论文)
  • **Gelman, A., & Hill, J. (2007). Data Analysis Using Regression and Multilevel/Hierarchical Models.**(多层/分层模型教材中常在 R 语境提及 lme4)
  • **Pinheiro, J. C., & Bates, D. M. (2000). Mixed-Effects Models in S and S-PLUS.**(虽以 nlme 体系为主,但与 lme4 所属方法论密切相关,常被并列引用)
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