按年份排序的小平面包装中小平面的位置

问题描述 投票:2回答:1

我想更改ggplot Boxplot的顺序和实验室。这是我到目前为止所拥有的:

ggplot(total_nr_obj_week_corr.3, aes(x=distance, y=n)) +
  stat_boxplot(geom = "errorbar")+
  geom_boxplot()+
  facet_wrap(~year_month, strip.position = "bottom",scales = "free", nrow=2)+
  scale_y_continuous(expand = c(0,0),limits = c(0, 70), breaks = seq(0, 80, by = 10)) +
  scale_x_discrete(limits = c("0", "5","10", "15","20"), breaks = c("0", "5","10", "15","20"))+
  theme(strip.placement="outside", 
        strip.background = element_rect(color="black",
fill="white",size = rel(1)),
        axis.title.x = element_text(margin = margin(t = 10, r = 0 , b = 0, l = 0)),
        axis.title.y = element_text(margin = margin(t = 0, r = 10 , b = 0, l = 0)))  

这是我的情节

enter image description here

我想更改不同构面的位置。第一排2017年5月8日第二排2018年5月9日

我在facet_wrap()中尝试了as.table = F,但仍然没有获得正确的顺序。

第二,我想更改标签。在x轴下方,我想要月份(05-08 / 09),并在大标签的每一行上方,并带有年份(2017/2018)。

我现在搜索了所有内容几个小时,但找不到解决方案。我也尝试了fact_grid,但没有得到我想要的结果

谢谢!

r ggplot2 boxplot facet facet-wrap
1个回答
0
投票

[您需要更改year_month的级别,好吧,我们首先创建一个函数来生成您的绘图,请注意,我包括一个facet_order,通过它可以对您的year_month进行重新调整:

func=function(DA,facet_order){

ggplot(data=DA, aes(x=distance, y=n)) +
  stat_boxplot(geom = "errorbar")+
  geom_boxplot()+
  facet_wrap(~factor(year_month,levels=facet_order), strip.position = "bottom",scales = "free", nrow=2)+
  scale_y_continuous(expand = c(0,0),limits = c(0, 70), breaks = seq(0, 80, by = 10)) +
  scale_x_discrete(limits = c("0", "5","10", "15","20"), breaks = c("0", "5","10", "15","20"))+
  theme(strip.placement="outside", 
        strip.background = element_rect(color="black",
fill="white",size = rel(1)),
        axis.title.x = element_text(margin = margin(t = 10, r = 0 , b = 0, l = 0)),
        axis.title.y = element_text(margin = margin(t = 0, r = 10 , b = 0, l = 0))) 
}

而且我模拟了一些看起来像您的数据的东西:

library(ggplot2)

DATES = c("2017 05","2017 06","2017 07","2017 08",
 "2018 05","2018 06","2018 07","2018 08","2018 09")

total_nr_obj_week_corr.3 = lapply(DATES,function(i){
  data.frame(
  distance=factor(rep(seq(0,20,by=5),each=10)),
  n = rnbinom(50,mu=20,siz=1),
  year_month = i
)
})

total_nr_obj_week_corr.3 = do.call(rbind,total_nr_obj_week_corr.3)

现在,如果我们使用原始级别,则会获得与您的情节相似的内容:

lvl=levels(total_nr_obj_week_corr.3$year_month)
func(total_nr_obj_week_corr.3,lvl)+ggtitle("original levels")

enter image description here

一种快速“转换”您的级别的方法:

NCOL=5
NROW=2
LAY_FACET = matrix(NA,ncol=NCOL,nrow=NROW)
LAY_FACET[1:length(lvl)]=lvl
new_lvl = na.omit(c(t(LAY_FACET)))

func(total_nr_obj_week_corr.3,new_lvl)+ggtitle("new levels")

enter image description here

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