
R语言 names()用法及代码示例 - 纯净天空
names() R语言中的函数用于获取或设置对象的名称。 此函数将对象 (即向量、矩阵或 DataFrame )作为参数以及要作为名称分配给对象的值。 传递的值向量的长度必须与要命名的对象的长度完全相等。 x: 对象,即向量、矩阵、 DataFrame 等。 范例1: # Assigning names using names() function names (x) <- c("gfg1", "gfg2", "gfg3", "gfg4", "gfg5") # Printing name vector that is assigned names (x) # Printing updated vector . 输出: 1 2 3 4 5 . 范例2:
2794 Baby Names That Start With R (With Meanings and …
2023年10月26日 · Baby names for boys and girls that start with the letter R, including origin, meaning, and popularity. Top R names include Riley and Ryan and trending baby names beginning with R include Rowan and Remi.
1529 Boy Names That Start With R (with Meanings and Popularity)
2023年10月26日 · Boy names that start with R are led today by modern classics Roman and Ryan, which along with classic Robert rank in the Top 100 baby names for boys in the US. Along with Ryan and Roman, popular R-starting names for boys which make the Top 250 include Ryker, Ryder, Rowan, River, Remington, Riley and Rhett.
R.E.M. | Artists | NME.com
The band teamed up with actor Michael Shannon and musician Jason Narducy at the 40 Watt Club. The series is currently available in the US only. Also featured on the 90-artist compilation …
R语言nlme、nlmer、lme4用(非)线性混合模型non-linear mixed …
非线性混合模型就是通过一个连接函数将线性模型进行拓展,并且同时再考虑随机效应的模型。 非线性混合模型常常在生物制药领域的分析中会用到,因为很多剂量反应并不是线性的,如果这个时候数据再有嵌套结构,那么就需要考虑非线性混合模型了。 本文中我们用(非)线性混合模型分析藻类数据。 这个问题的参数是:已知截距(0日值)在各组和样本之间是相同的。 用lattice和ggplot2绘制数据。 ggplot版本有两个小优势。 1. 按个体和群体平均数添加线条[ …
R nlme 非线性混合效应模型 - 纯净天空
R语言 nlme 位于 nlme 包 (package)。 该通用函数符合 Lindstrom 和 Bates (1990) 中说明的公式中的非线性混合效应模型,但允许嵌套随机效应。 组内误差允许相关和/或具有不等方差。 subset, method, na.action, naPattern, control, verbose) ## S3 method for class 'formula' nlme (model, data, fixed, random, groups, start, correlation, weights, subset, method, na.action, naPattern, control, verbose)
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Baby Names That Start With R - The Bump
Racking your brain for a baby name that starts with R? Your baby girl or boy will be a ravishing addition to the new family, and deserves a name just as rad! Look through this list of girl, boy, and unisex names that roll off your tongue.
Meet R&B’s new rebel Sailorr
2025年2月5日 · Sailorr takes an unorthodox approach to R&B, pulling from an eclectic mix of influences: the grandeur of Destiny’s Child, the wisdom of Erykah Badu and the rebelliousness of Odd Future.
R语言 获取或设置一个对象的元素名称 – names() 函数|极客教程
R语言中的 names() 函数用于获取或设置一个对象的名称。这个函数将对象,即向量、矩阵或数据框作为参数,同时将数值分配给对象作为名称。所传递的值向量的长度必须与要命名的对象的长度完全相等。 语法: names(x) <- value. 参数:
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