R ggplot2是一个用于数据可视化的R语言包。它提供了一种简洁而强大的语法,可以轻松创建各种类型的图形,包括散点图、折线图、柱状图、饼图等。 ggplot2的主要特点包括: 易于使用:ggplot2使用一种基于图层(layer)的思想,通过逐步添加图层来构建图形。这种语法使得代码易于理解和修改。 美观的默认设置:ggplot2提供了美
内容: qplot(): Quick plot with ggplot2 Scatter plots Bar plot Box plot, violin plot and dot plot Histogram...with one variable Facet with two variables Facet scales Facet labels facet_wrap Functions: facet_grid...with ggplot2: box plot, dot plot, strip chart, violin plot, histogram, den...
It’s as painless as storing it in a variable using the ggpacket() function.The example code below creates a bar chart from Boston snowfall data, and it has several lines of customizations that I’d like to use again with other data. The first code block is the initial graph:library(g...
pad = " ", #如不满足用空格填充 side = "right", #填充位置为右侧 use_width = F #不考虑特殊字符(如中文) ), collapse = "\n"), #字符串之间用换行符连接 facet=c("Bio") ) # 画图相同部分 ggplot(tableRaw, aes(x, y, fill=fill)) + stat_summary(geom="errorbar", fun.data=mean_cl...
legend.title.text <- c("Leave EU/remain outside the EU", "Would not vote", "Remain in EU/become EU member") caption.text <- "*Not an EU member\nSource: European Social Survey \"Public attitudes towards European Union membership\" June 25 2020\nGraphic: Natalie Croker, CNN" ...
()) # Put bars side-by-side instead of stacked # Lines and points; colour depends on cond2 ggplot(df2, aes(x=cond1, y=yval)) + geom_line(aes(colour=cond2, group=cond2)) + # colour, group both depend on cond2 geom_point(aes(colour=cond2), # colour depends on cond2 size=...
library(ggplot2)ggplot(Salaries, aes(x=rank, y=salary))geom_boxplot(fill="cornflowerblue",color="black", notch=TRUE)+geom_point(position="jitter", color="blue", alpha=.5)+geom_rug(side="l", color="black") 图19-6 按排名来描述大...
Example 4: Draw ggplot2 Barchart Using theme_classic()ggplot(aggregate(y ~ group, data, sum), # theme_classic barplot aes(x = group, y = y, fill = group)) + geom_bar(stat = "identity") + theme_classic()Example 5: Draw ggplot2 Boxplot Using theme_classic()ggplot(data, # theme...
Bar chart created with ggcharts automatically sorts the bars by values. See the InfoWorld ggcharts tutorial or the video below for more details. Simple text customization: ggeasy ggeasy doesn’t affect the “main” part of your dataviz—that is, the bar/point/line sizes, colors, orders, ...
As shown in Figure 3, we have drawn a ggplot2 bar and line plot containing two y-axes. Note that the scale of the y-axis on the left side is different compared to the y-axis on the right side. Video, Further Resources & Summary ...