ggp+# Add multiple text elements to plotannotate("text", x=1.5, y=2.2, label="Text No. 1")+annotate("text", x=2.25, y=1.4, label="Text No. 2") After executing the previous R programming syntax the ggplot2 plot with two text elements shown in Figure 3 has been drawn. ...
seed(1234) ss <- sample(1:32, 15) df <- mtcars[ss, ] #(2) Create a scatter plot: 绘制散点图 p <- ggplot(df, aes(wt, mpg)) + geom_point(color = 'red') + theme_classic(base_size = 10) #(3) Add text labels: 添加文本标签 # Add text annotations using ggplot2::geom_...
font_add("constan", regular = "constan.ttf", italic = "constani.ttf") # 告诉R,要用showtext了 showtext_auto() library(ggplot2) p <- ggplot(NULL, aes(x = 1, y = 1)) + ylim(0.8, 1.2) + theme(axis.title = element_blank(), axis.ticks = element_blank(), axis.text = element...
# 变量值条形图,这里用BOD数据框中的Time列# 和demand列分别作为x和y参数qplot(Time, demand, data=BOD, geom="bar", stat="identity")# 这与下面的语句等价ggplot(BOD, aes(x=Time, y=demand)) + geom_bar(stat="identity")# 频数条形图qplot(factor(cyl), data=mtcars)# 这与下面的语句等价ggplot(...
Create a scatter plot: p<-ggplot(df,aes(wt,mpg))+geom_point(color='red')+theme_classic(base_size=10) Add text labels: # Add text annotations using ggplot2::geom_textp+geom_text(aes(label=rownames(df)),size=3.5) # Use ggrepel::geom_text_repelrequire("ggrepel")set.seed(42)p+ge...
2.1 如何更改图例标题(How to Change the Legend Title) 现在让我们更改图例标题。我们有两个图例,颜色和大小。大小基于连续变量,而颜色基于分类(离散)变量。有3种方法可以更改图例标题。 方法1:使用 labs() library(ggplot2)# Base Plotgg<-ggplot(midwest,aes(x=area,y=poptotal))+geom_point(aes(col=state...
ggp+# Add italic text element to plotannotate("text", x=4.5, y=2.2, size=5, label="My Italic Text", fontface="italic") Figure 3 shows the output of the previous R syntax: A ggplot2 plot with italic text. Example 3: Annotate Bold & Italic Text Element to ggplot2 Plot ...
Comments on this question [move axis labels ggplot] suggest thatmarginis the non hacky way to do this in current ggplot, but it doesn't seem to move the axis text inside the plot area. # doesn't do the trickggplot(dat,aes(x=x,y=y))+geom_point()+coord_flip()+theme_minimal()+th...
66-R可视化10-自由的在ggplot上添加文本(柱状图加计数) label="Scatter plot") # Solution 2 p + annotate(geom="text", x=3, y=30, label="Scatter plot") 自动给图像添加文本标记...] 可以参考下面的效果和上面的链接中的教程,这里我就不再赘述了。...个人感觉,比较常见的场景是:画好了柱状...
ggplot2 texts : Add text annotations to a graph in R software ggplot2文本:图中添加文本注释 本文介绍如何向使用ggplot2程序包生成的绘图添加文本注释。 geom_text():直接将文本添加到绘图中 geom_label():在文本下方绘制一个矩形,使其更易于阅读。