最近的一个SO答案是无耻地复制,它使用dplyr::pivot_longer将6个变量处理为3个变量。除了names to '.values'输入之外,我可以理解所有pivot_longer参数的逻辑。我可以知道它的作用:它根据names_pattern参数中的第一个带括号的正则表达式创建新的变量名。 我的问题是“.values”是如何工作的? 浏览30提问于2020-04-23...
以下是@Fnguyen使用的类似方法的解决方案,但使用了较新的pivot_longer和pivot_wider结构:...
我正在使用来自github的一个包含8个变量的数据集,现在只是想整理一下,所以我尝试了pivot_longer函数,如下所示: corona_data <- read_csv("https://raw.githubusercontent.com/datasets/covid-19/master/data/time-series-19-covid-combined.csv") glimpse(corona_data) pivot_longer(-Country/Region, names_to...
我可以用来pivot_longer收集我感兴趣的列(A和B),如下所示:library(dplyr) library(tidyr) df <- df %>% pivot_longer(cols = c("A", "B"), names_to = "Letter", values_to = "Number") df Letter Number <chr> <dbl> 1 A 1 2 B 4 3 A 2 4 B 5 5 A 3 6 B 6 Run...
在R中使用pivot_longer旋转多组列 stu*_*123 4 pivot r dplyr tidyr tidyverse 我想在数据框中旋转多组变量。我的数据如下所示:require(dplyr) require(tidyr) x_1=rnorm(10,0,1) x_2=rnorm(10,0,1) x_3=rnorm(10,0,1) y_1=rnorm(10,0,1) y_2=rnorm(10,0,1) aid=rep(1:5,2) data...
来源:https://stackoverflow.com/questions/76142660/pivot-longer-merge-datasets-and-ggplot 关注 举报1条答案按热度按时间 zbsbpyhn1# library(dplyr) library(tidyr) bind_rows(A_1930, B_1990, C_2020) %>% pivot_longer(-c(year, grade)) # # A tibble: 48 × 4 # grade year name value # ...
library(dplyr) library(tidyr) library(stringr) df %>% pivot_longer(cols = matches('Species'), names_to = 'NearorFar', values_to = 'Species') %>% mutate(NearorFar = str_remove(NearorFar, "_.*")) %>% pivot_longer(cols = starts_with('Count'), names_to = NULL, values_to ...
library(tidyr) library(dplyr, warn.conflicts = FALSE) dat |> tibble::rowid_to_column(var = "match") |> rename( home_player_average1 = home_player_average, away_player_average1 = away_player_average) |> rename_with( ~ gsub("^(.*?)_(l\\d+)_(.*)$", "\\2_\\1_\\3", ....
library(tibble) library(dplyr) library(tidyr) x <- tibble::tribble( ~kpu_operating, ~kpu_procedure, ~sf_operating, ~sf_procedure, 3L, 2L, 572L, 120L, 3L, 1L, 440L, 121L, 6L, NA, 535L, 122L, 3L, NA, 542L, 123L ) y <- x |> pivot_longer(cols = everything(), names...
slice(-1)),将列的type转换为type.convert,将“wide”整形为“long”(pivot_longer),separate...