Ali*_*bbs 5 graphics r ggplot2 confidence-interval dplyr
问题
我使用 ggplot() 包生成了图 1(参见下面的 R 代码),我的最终目标是通过对齐在图上将置信区间上限和下限条的值标记为 3 个有效数字(如下表所述)这些标签带有上下误差线(参见图 3)。
我尝试使用 geom_text() 操作代码(图 2)(参见下面的 R 代码);然而,我没有标记任一置信区间条,而是意外地在每月的每个平均月点上放置了错误的数字标签(不在我的数据表中)。当我运行图 2 的代码时,背景网格和背景颜色也回来了,我更愿意将绘图中的背景保留为空白(图 1 + 3)。
所需输出
我想通过以相同的方式标记表中关联的 ci_low 和 ci_high 值来生成类似于图 3(见下文)的图。
如果有人能帮助我解决这个问题,我将不胜感激。
谢谢 :)
表键:
桌子:
Merged_Blue_Whale_Summarised <- read.table(text = "
Month Counts Mean.Month sd.Month S.E ci_low ci_hi
1 January 113 37.66667 5.686241 3.282953 31.232080 44.10125
2 February 94 31.33333 4.932883 2.848001 25.751251 36.91542
3 March 111 37.00000 5.291503 3.055050 31.012101 42.98790
4 April 111 37.00000 12.288206 7.094599 23.094586 50.90541
5 May 33 11.00000 7.937254 4.582576 2.018152 19.98185
6 July 16 8.00000 1.414214 1.000000 6.040000 9.96000
7 August 89 29.66667 9.291573 5.364492 19.152262 40.18107
8 September 86 28.66667 16.441817 9.492687 10.061000 47.27233
9 October 82 27.33333 12.503333 7.218803 13.184480 41.48219
10 November 81 27.00000 17.691806 10.214369 6.979837 47.02016
11 December 101 33.66667 4.041452 2.333333 29.093333 38.24000", header = TRUE)
# fix the month names order
Merged_Blue_Whale_Summarised$Month <- factor(Merged_Blue_Whale_Summarised$Month, levels = month.name)
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R代码
library(ggplot2)
##Open a new window to plot the figure showing mean, and confidence intervals per month
dev.new()
####Code for plot 1
p = ggplot(Merged_Blue_Whale_Summarised, aes(x=Month, y=Mean.Month, ymin=ci_low, ymax=ci_hi)) +
geom_line(aes(group=1), size=1) +
geom_errorbar(width=0.2, color="blue") +
geom_point(size=2) +
geom_label(aes(y=60, label=paste0("n=", Counts)))
p + theme(panel.grid.major = element_blank(), panel.grid.minor = element_blank(),
panel.background = element_blank(), axis.line = element_line(colour = "black"))
ggsave("p.png", p)
p
##Code for plot 2
p = ggplot(Merged_Blue_Whale_Summarised, aes(x=Month, y=Mean.Month, ymin=ci_low, ymax=ci_hi)) +
geom_line(aes(group=1), size=1) +
geom_errorbar(width=0.2, color="blue") +
geom_point(size=2) +
geom_label(aes(y=60, label=paste0("n=", Counts)))
p + theme(panel.grid.major = element_blank(), panel.grid.minor = element_blank(),
panel.background = element_blank(), axis.line = element_line(colour = "black"))
p + geom_text(aes(label= sprintf("%.1f", ci_low, ci_hi), vjust=1.6,
color="black",
size=3.5))
p
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情节 1
地块2
地块3
我们需要调用geom_text两次,尝试:
ggplot(Merged_Blue_Whale_Summarised, aes(x=Month, y=Mean.Month, ymin=ci_low, ymax=ci_hi)) +
geom_line(aes(group=1), size=1) +
geom_errorbar(width=0.2, color="blue") +
geom_point(size=2) +
geom_label(aes(y=60, label=paste0("n=", Counts))) +
# add high values
geom_text(data = Merged_Blue_Whale_Summarised,
aes(x = Month, y = ci_hi, label= sprintf("%.1f", ci_hi), vjust=-1.6)) +
# add low values
geom_text(data = Merged_Blue_Whale_Summarised,
aes(x = Month, y = ci_low, label= sprintf("%.1f", ci_low), vjust=1.6)) +
theme(panel.grid.major = element_blank(), panel.grid.minor = element_blank(),
panel.background = element_blank(), axis.line = element_line(colour = "black"))
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